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发送短消息 UID 4708 精华 0 查看公共资料搜索主题搜索帖子 lcr156563159 组别工程师帖子13 积分155 性别注册时间2006-08-07 个人空间	1^# 字体大小: t T 发表于 2011-10-03 10:55 \|只看楼主一、单项选择题ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 1．我国将航道由高到低分为级。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．4ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý B．5ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý C．6ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý D．7ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 2．船闸引航道口门区要求最大横向流速不大于。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．0.2m/sÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý B．0.3m/sÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý C．0.4m/sÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý D．0.5m/s ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 3．按岩石土质分，平原河流的碍航浅滩主要是。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．石质浅滩ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý B．卵石浅滩ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý C．砂质浅滩ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý D．泥沙浅滩ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 5．按照丁坝的挑流角划分，丁坝轴线与水流流向交角小于90度时，丁坝为。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．上挑丁坝ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý B．下挑丁坝ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý C．正挑丁坝ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý D.勾头丁坝ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 7．下列哪项不是石质浅滩整治措施。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．疏炸航槽ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý B．筑坝壅水ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý C．新开航槽ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý D．切除滩口ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 8．下列哪项不是桥梁碍航的原因。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．河道淤积ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý B．桥位选址不当ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý C．通航净空不足ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý D．无助航标志ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 11．梢石排混合护底适用于河床岸坡较缓的地方使用，坡度应缓于。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．1:1.5ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý B．1:2ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý C．1:2.5ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý D．1:3ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 12．在大块石来源较困难而砾、卵石较丰富的中小河流，可采用。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．抛石丁坝ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý B．充填袋填心坝ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý C．抛泥坝ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý D．石笼填心坝ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 14．在我国根据实践经验，在顺直段一般丁坝的丁坝间距为。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．（1.0~1.5）LÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý B．（1.2~2.5）LÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý C．（1.0~1.5）LÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý D. （2.0~2.5）LÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 15．为使抛石丁坝的坝身稳定，总是将上下游面做成一定的坡度，一般上游坡面为。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．1:1~1:1.5ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý B．1:1~1:2ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý C．1:1.5~1:2ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý D．1:2~1:3ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 16．船闸引航道口门区要求回流流速不大于。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．0.2m/sÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý B．0.3m/sÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý C．0.4m/sÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý D．0.5m/sÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 19．按照丁坝的挑流角划分，丁坝轴线与水流流向交角等于90度时，丁坝为：ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．上挑丁坝ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý B．下挑丁坝ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý C．正挑丁坝ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý D.勾头丁坝ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 21．在上沙嘴下移泥沙较多，下深槽倒套较窄，吸流能力不强的情况下，挖槽宜选择在ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．沙埂的头部ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý B．沙埂的根部ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý C．沙埂上半部比较窄深的部位ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý D．沙埂下半部比较窄深的部位ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 25．为使抛石丁坝的坝身稳定，总是将上下游面做成一定的坡度，一般下游坡面为：ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．1:1~1:1.5ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý B．1:1~1:2ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý C．1:1.5~1:2ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý D．1:1.5~1:2.5ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 30．河口单线航道按经验取挖槽宽度为设计船宽的ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．6~7倍ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý B．5~6倍ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý C．4~5倍ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý D．3~4倍ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 32．在支流河口段，在水库消落期，上游河段冲刷下来的泥沙，受干流较高水位的顶托，在河口附近淤成大的沙包，影响船舶进出支流河段，称为。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．河口沙ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý B．拦门沙ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý C．沙坝ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý D．浅滩ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 33．为使抛石丁坝的坝身稳定，总是将上下游面做成一定的坡度，一般上游坡面为：ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．1:1~1:2ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý B． 1:1~1:1.5ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý C．1:1.5~1:2ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý D．1:2~1:3ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 34．强潮海相来沙河口可取倍底沙粒径作为悬沙的粒径。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．0.5ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý B．0.7ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý C．1.0ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý D．1.3ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 35．丘陵地区河流的碍航浅滩主要是。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．弯道浅滩ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý B．卵石浅滩ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý C．砂质浅滩ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý D．泥沙浅滩ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 37．河口双线航道按经验取挖槽宽度为设计船宽的ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．6~7倍ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý B．5~6倍ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý C．4~5倍ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý D．3~4倍ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 38．抛泥区不宜选择在ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．凸岸边滩下部ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý B．下游不碍航行的深水区ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý C．下深槽沱口ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý D．挖槽进口的上方ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 二、多项选择题ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 4．常用的整治建筑物包括：ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．丁坝ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý B．护岸ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý C．鱼嘴ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý D．潜堤ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý E．导流屏ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 10．抛泥区通常适合选择在：ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．.凸岸边滩下部ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý B．下游不碍航行的深水区ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý C．下深槽沱口ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý D．挖槽进口的上方ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý E．不通航道的汊道ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 19．整治弯道的方法主要有：ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．保护凹岸ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý B．筑坝导流ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý C．筑坝导流ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý D．防治弯道恶化ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý E．裁弯取直ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 20．在挖泥和排泥操作时引起二次污染，主要包括：ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A. 水和土化学状态的变化B. 水和土物理状态的变化ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý C. 水和土生物状态的变化D. 混浊度E. 水中悬浮固体物质的数量变化ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 一、单项选择题ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 13．人字闸门适用于ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．高水头大跨度的船闸 B．低水头大跨度的船闸ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý C．双向水头大跨度的船闸 D．双向水头小跨度的船闸ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 19．在上沙嘴下移泥沙较多，下深槽倒套较窄，吸流能力不强的情况下，挖槽宜选择在ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．沙埂的头部 B．沙埂的根部ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý C．沙埂上半部比较窄深的部位 D．沙埂下半部比较窄深的部位ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 22．确定船闸闸室墙顶高程主要决定于ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．下游最高通航水位 B．上游设计洪水位ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý C．上游最高通航水位 D．上游最低通航水位ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 24．悬臂式闸室的两侧闸墙在闸底相接处的受力情况是传递ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．水平推力 B．剪力 C．弯矩 D．弯矩和剪力ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 25．管涌的发生主要与ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 有关。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．土壤的颗粒级配和渗流波降的大小 B．土壤的粘聚力和渗透坡降的大小ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý C．渗流流速及渗透坡降的大小 D．土壤颗粒组成的不均匀程度ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 27．在横梁式人字闸门中，由于水平主横梁是它的主要受力构件，所以它适用于ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．闸门宽度较大 B．闸门高度较小 C．闸门高度较大 D．闸门宽比高大ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 38．为了减少单船过闸时间，提高船闸通过能力，并节省过闸用水量，常采用ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．井式船闸 B．带中间闸首的船闸 C．广厢船闸 D．省水船闸ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 41．无粘性土中，渗流变形破坏主要是ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．流土 B．管涌 C．接触流土 D．流土和接触流土ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 42．横梁式人字闸门一般在ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 时采用。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．闸门宽度较大时 B．门宽比门高大ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý C．闸门高度较大 D．闸门高度较小ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 位ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 二、多项选择题ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 1．影响浅滩演变的主要因素有ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．来水 B．比降 C．来沙ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý D．河床边界条件 E．降水量ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 5．分离式闸室结构有（）型式。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A.重力式 B.高桩式 C.悬臂式 D.扶壁式 E.衬砌式ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 12．平原或山区河流浅滩整治水位的确定方法有ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A. 流量频率法 B.造床流量法 C. 历时频率法 D. 流量频率法 E.经验方法ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 15．浮筒式垂直升船机由（）构成。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A.闸首 B.承船厢 C.浮筒 D.平衡系统 E.支撑结构ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 18．船闸防渗布置可采用ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A. 铺盖 B. 板桩 C. 排水管 D. 倒滤层 E. 齿墙ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 20．弯道整治地措施主要有ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A. 保护凹岸，防止弯道恶化 B. 筑坝导流，调整岸线ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý C. 裁弯取值，新开航槽 D. 利用锁坝堵塞支汊 E. 利用丁坝堵塞支汊ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 三、填空题ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 2．整治水位是ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ，整治线宽度是ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 的河面宽度。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 3. 丁坝是ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 与河岸相接，ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 伸向河心，在平面上与河岸构成丁字形，ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 阻水的整治建筑物。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 4. 航道整治工程措施主要有ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 、　　　、ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 等。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 5. 船闸输水系统的型式主要可分为ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 和ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 两种型式。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 6. 闸室结构沉降计算的目的，是计算地基ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 和ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ，防止沉降量过多而引起危害。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 7. 人字闸门启闭机械根据传动装置的构造不同可分为ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 和ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 两种。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 8. 弧形阀门常采用ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 或ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 结构。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 9. 闸首是将ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 和ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 分隔开的挡水建筑物。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 10．根据碍航原因可将滩险分为ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ，ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 和ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 11. 推求浅滩设计水位的方法有ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ，ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ，瞬时水位法。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 12. 航道应有以下基本要求：⑴应有足够的ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ，ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 和ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 。⑵适宜船舶航行的水流条件，包括适宜的流速、良好的流态。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 13. 航道疏浚是指利用ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 或其他机具进行航道ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 或ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ，它是维护和提高航道尺度的一种工程措施。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 14. 对于开敞式阀门，输水廊道内可能会产生ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ，密封式阀门后则可能会出现ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ，因此需进行输水阀门后廊道内的水力条件校核。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 16. 船闸渗流特点是ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 、ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 18．垂直升船机根据平衡方式不同，可分为ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 、ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 和ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 垂直升船机。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 19. 按工作条件，输水阀门可分为ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 和ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 阀门。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 20. 反滤层的主要作用是ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ，它通常设置在ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 23．引航道中船舶所受的动水作用为ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 和ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 24. 船闸基本尺度是指闸室的ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 、ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 、ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 25. 整治断面设计包括确定ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ，ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ，ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 26．根据浅滩成因和所在地区分为ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ，ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ，ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ，弯道浅滩，分叉河道浅滩和回水变动区浅滩等。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 27. 最高通航水位的推求方法为ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 和ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 30. 常用的输水阀门型式有ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 和ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 31. 地基的稳定性通常用ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 来衡量。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 32. 斜面升船机的驱动方式有　　ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 和ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 　　ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý
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发送短消息 UID 123505 精华 0 查看公共资料搜索主题搜索帖子 liyong5114 组别新注册帖子2 积分6 性别注册时间2010-03-28 个人空间	2^# 字体大小: t T 发表于 2011-10-03 17:58 \|只看该用户这是啥题目?培训题目?ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý


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发送短消息 UID 176317 精华 0 查看公共资料搜索主题搜索帖子 victorchen 组别新注册帖子2 积分6 性别注册时间2011-07-31 个人空间	3^# 字体大小: t T 发表于 2011-10-04 21:26 \|只看该用户啊？楼主能否告诉我是什么题目啊？我懂一部分。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý


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发送短消息 UID 4708 精华 0 查看公共资料搜索主题搜索帖子 lcr156563159 组别工程师帖子13 积分155 性别注册时间2006-08-07 个人空间	4^# 字体大小: t T 发表于 2011-10-04 22:19 \|只看楼主水运监理航道专业的部分题跟这个差不多ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý


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发送短消息 UID 176317 精华 0 查看公共资料搜索主题搜索帖子 victorchen 组别新注册帖子2 积分6 性别注册时间2011-07-31 个人空间	5^# 字体大小: t T 发表于 2011-10-05 08:46 \|只看该用户 1．我国将航道由高到低分为 D 级。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．4 B．5 C．6 D．7 ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 2．船闸引航道口门区要求最大横向流速不大于 B 。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．0.2m/s B．0.3m/s C．0.4m/s D．0.5m/s ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 3．按岩石土质分，平原河流的碍航浅滩主要是 D 。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．石质浅滩 B．卵石浅滩 C．砂质浅滩 D．泥沙浅滩ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 4．在取得浅滩上和基本水位站同时观测一段时间的枯水位后，浅滩上的设计水位推求可采用：AÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A. 水位相关法 B. 比降插入法 C. 瞬时水位法 D.流量频率法ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 5．按照丁坝的挑流角划分，丁坝轴线与水流流向交角小于90度时，丁坝为 A 。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．上挑丁坝 B．下挑丁坝 C．正挑丁坝 D.勾头丁坝ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 6．在上边滩比较稳定，上沙嘴补充的泥沙不多，下深槽倒套比较宽深，吸流能力较强的情况下，挖槽宜选择在C 。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．沙埂的头部 B．沙埂的根部ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý C．沙埂上半部比较窄深的部位 D．沙埂下半部比较窄深的部位ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 7．下列哪项不是石质浅滩整治措施 D 。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．疏炸航槽 B．筑坝壅水 C．新开航槽 D．切除滩口 ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 8．下列哪项不是桥梁碍航的原因 A 。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．河道淤积 B．桥位选址不当 C．通航净空不足 D．无助航标志ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 9．下列哪项不是河口按照从地貌学成因区分 C 。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．溺谷型河口 B．三角洲型河口 C．高度成层型河口 D．峡江型河口ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 10． D 上起枯水期潮流界上界，下至洪水期潮流界下界，一般为河口口门。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．河流近口段 B．口外海滨段 C．河口潮汐段 D．河口潮流段ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 11．梢石排混合护底适用于河床岸坡较缓的地方使用，坡度应缓于 C 。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．1:1.5 B．1:2 C．1:2.5 D．1:3ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 12．在大块石来源较困难而砾、卵石较丰富的中小河流，可采用 A 。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．抛石丁坝 B．充填袋填心坝 C．抛泥坝 D．石笼填心坝ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 13．顺直分汊型河道的弯曲系数介于 A 之间。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．1.0~2.0 B．2.0~3.0 C．3.0~4.0 D.4.0~5.0ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 14．在我国根据实践经验，在顺直段一般丁坝的丁坝间距为 B 。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．（1.0~1.5）L B．（1.2~2.5）L C．（1.0~1.5）L D. （2.0~2.5）LÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 15．为使抛石丁坝的坝身稳定，总是将上下游面做成一定的坡度，一般上游坡面为 A 。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．1:1~1:1.5 B．1:1~1:2 C．1:1.5~1:2 D．1:2~1:3 ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 16．船闸引航道口门区要求回流流速不大于 C。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．0.2m/s B．0.3m/s C．0.4m/s D．0.5m/sÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 17．若上下深潭相互交错时，上深潭下部的尖端部分为BÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．尖潭 B．倒套 C．沙埂 D．沱口ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 18．如果浅滩上缺乏水位观测资料，但是上下相邻水位站的设计水位已知，推算浅滩的设计水位采用：CÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A. 水位相关法 B. 比降插入法 C. 瞬时水位法 D.流量频率法ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 19．按照丁坝的挑流角划分，丁坝轴线与水流流向交角等于90度时，丁坝为：CÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．上挑丁坝 B．下挑丁坝 C．正挑丁坝 D.勾头丁坝ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 20．当转向角介于10至30度之间时，挖槽的弯曲半径宜取 BÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．2至3倍设计船长 B．3至5倍设计船长 ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý C．5至6倍设计船长 D．5至10倍设计船长ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 21．在上沙嘴下移泥沙较多，下深槽倒套较窄，吸流能力不强的情况下，挖槽宜选择在BÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．沙埂的头部 B．沙埂的根部ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý C．沙埂上半部比较窄深的部位 D．沙埂下半部比较窄深的部位ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 22．下列哪项不是湖区滩险的整治措施DÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．疏浚与筑坝相结合 B．修建渠化工程 ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý C．改善流向、提高输沙能力 D．筑导流堤，束水冲刷ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 23．在天然河道中，由于局部地形的影响，在短距离内水流形成较大落差，产生急流碍航，航运部门成为 A 。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．吊坎水 B．跌坎水 C．走沙水 D.拦门沙ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 24．当来水的混合指数M>1、a<0.5时，称为 A 。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．弱混合陆相河口 B．强混合海相河口 ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý C．缓混合海相河口 D. 缓混合陆相河口ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 25．为使抛石丁坝的坝身稳定，总是将上下游面做成一定的坡度，一般下游坡面为：DÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．1:1~1:1.5 B．1:1~1:2 C．1:1.5~1:2 D．1:1.5~1:2.5ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 26．在河口地区，在盐淡水混合的作用下，细颗粒泥沙具有絮凝性质，絮凝泥沙的当量粒径约为 C 。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．0.01mm B．0.02mm C．0.03mm D．0.04mmÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 27． D 上起枯水期潮流界上界，下至洪水期潮流界下界，一般为河口口门。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．河流近口段 B．口外海滨段 C．河口潮汐段 D．河口潮流段ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 28．按航道的管理属性划分，可将航道划分为国家航道、地方航道和 A 。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．专业航道 B．干线航道 C．高等级航道 D．重要航道ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 29．高水期，从上深潭到浅滩脊，出现流速最小的地方是DÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．上深槽 B．沙埂 C．滩脊 D．尖滩ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 30．河口单线航道按经验取挖槽宽度为设计船宽的DÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．6~7倍 B．5~6倍 C．4~5倍 D．3~4倍ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 31．河口地区航道通航水深的计算不考虑BÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A.船舶航行时船体下沉增加的富余水深 B.波浪富余深度ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý C.备淤富余深度 D.航行时龙骨下最小富余深度ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 32．在支流河口段，在水库消落期，上游河段冲刷下来的泥沙，受干流较高水位的顶托，在河口附近淤成大的沙包，影响船舶进出支流河段，称为 B 。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．河口沙 B．拦门沙 C．沙坝 D．浅滩ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 33．为使抛石丁坝的坝身稳定，总是将上下游面做成一定的坡度，一般上游坡面为：BÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．1:1~1:2 B． 1:1~1:1.5 C．1:1.5~1:2 D．1:2~1:3ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 34．强潮海相来沙河口可取 B 倍底沙粒径作为悬沙的粒径。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．0.5 B．0.7 C．1.0 D．1.3ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 35．丘陵地区河流的碍航浅滩主要是B 。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．弯道浅滩 B．卵石浅滩 ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý C．砂质浅滩 D．泥沙浅滩ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 36．最高通航水位的推求方法采用 A 。ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．流量频率法 B．水位相关法 C．比降插入法 D．瞬时水位法ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 37．河口双线航道按经验取挖槽宽度为设计船宽的 AÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．6~7倍 B．5~6倍 C．4~5倍 D．3~4倍ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý 38．抛泥区不宜选择在 DÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý A．凸岸边滩下部 B．下游不碍航行的深水区 ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý C．下深槽沱口 D．挖槽进口的上方ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý


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发送短消息 UID 51530 精华 0 查看公共资料搜索主题搜索帖子 wangrong97 组别爱心志愿者帖子241 积分666 性别注册时间2008-06-05 个人空间	6^# 字体大小: t T 发表于 2011-10-08 11:18 \|只看该用户有高人答一下其他答案啊ÊYF/îI¡ïbbs.3c3t.comØ@ïÑ×/[£ý


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