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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-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 1．我国将航道由高到低分为级。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．4-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk B．5-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk C．6-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk D．7-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 2．船闸引航道口门区要求最大横向流速不大于。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．0.2m/s-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk B．0.3m/s-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk C．0.4m/s-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk D．0.5m/s -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 3．按岩石土质分，平原河流的碍航浅滩主要是。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．石质浅滩-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk B．卵石浅滩-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk C．砂质浅滩-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk D．泥沙浅滩-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 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。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．上挑丁坝-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk B．下挑丁坝-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk C．正挑丁坝-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk D.勾头丁坝-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 7．下列哪项不是石质浅滩整治措施。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．疏炸航槽-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk B．筑坝壅水-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk C．新开航槽-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk D．切除滩口-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 8．下列哪项不是桥梁碍航的原因。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．河道淤积-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk B．桥位选址不当-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk C．通航净空不足-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk D．无助航标志-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 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。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．1:1.5-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk B．1:2-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk C．1:2.5-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk D．1:3-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 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。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．抛石丁坝-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk B．充填袋填心坝-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk C．抛泥坝-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk D．石笼填心坝-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 14．在我国根据实践经验，在顺直段一般丁坝的丁坝间距为。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．（1.0~1.5）L-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk B．（1.2~2.5）L-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk C．（1.0~1.5）L-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk D. （2.0~2.5）L-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 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。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．1:1~1:1.5-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk B．1:1~1:2-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk C．1:1.5~1:2-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk D．1:2~1:3-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 16．船闸引航道口门区要求回流流速不大于。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．0.2m/s-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk B．0.3m/s-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk C．0.4m/s-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk D．0.5m/s-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 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：-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．上挑丁坝-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk B．下挑丁坝-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk C．正挑丁坝-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk D.勾头丁坝-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 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-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．沙埂的头部-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk B．沙埂的根部-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk C．沙埂上半部比较窄深的部位-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk D．沙埂下半部比较窄深的部位-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 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：-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．1:1~1:1.5-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk B．1:1~1:2-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk C．1:1.5~1:2-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk D．1:1.5~1:2.5-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 30．河口单线航道按经验取挖槽宽度为设计船宽的-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．6~7倍-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk B．5~6倍-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk C．4~5倍-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk D．3~4倍-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 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。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．河口沙-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk B．拦门沙-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk C．沙坝-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk D．浅滩-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 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：-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．1:1~1:2-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk B． 1:1~1:1.5-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk C．1:1.5~1:2-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk D．1:2~1:3-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 34．强潮海相来沙河口可取倍底沙粒径作为悬沙的粒径。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．0.5-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk B．0.7-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk C．1.0-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk D．1.3-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 35．丘陵地区河流的碍航浅滩主要是。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．弯道浅滩-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk B．卵石浅滩-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk C．砂质浅滩-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk D．泥沙浅滩-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 37．河口双线航道按经验取挖槽宽度为设计船宽的-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．6~7倍-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk B．5~6倍-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk C．4~5倍-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk D．3~4倍-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 38．抛泥区不宜选择在-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．凸岸边滩下部-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk B．下游不碍航行的深水区-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk C．下深槽沱口-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk D．挖槽进口的上方-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 二、多项选择题-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 4．常用的整治建筑物包括：-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．丁坝-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk B．护岸-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk C．鱼嘴-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk D．潜堤-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk E．导流屏-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 10．抛泥区通常适合选择在：-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．.凸岸边滩下部-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk B．下游不碍航行的深水区-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk C．下深槽沱口-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk D．挖槽进口的上方-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk E．不通航道的汊道-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 19．整治弯道的方法主要有：-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．保护凹岸-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk B．筑坝导流-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk C．筑坝导流-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk D．防治弯道恶化-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk E．裁弯取直-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 20．在挖泥和排泥操作时引起二次污染，主要包括：-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A. 水和土化学状态的变化B. 水和土物理状态的变化-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 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-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 一、单项选择题-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 13．人字闸门适用于-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．高水头大跨度的船闸 B．低水头大跨度的船闸-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk C．双向水头大跨度的船闸 D．双向水头小跨度的船闸-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 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-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．沙埂的头部 B．沙埂的根部-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 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-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 22．确定船闸闸室墙顶高程主要决定于-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．下游最高通航水位 B．上游设计洪水位-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk C．上游最高通航水位 D．上游最低通航水位-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 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-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．水平推力 B．剪力 C．弯矩 D．弯矩和剪力-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 25．管涌的发生主要与-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 有关。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 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-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 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-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 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-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 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-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 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-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．井式船闸 B．带中间闸首的船闸 C．广厢船闸 D．省水船闸-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 41．无粘性土中，渗流变形破坏主要是-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．流土 B．管涌 C．接触流土 D．流土和接触流土-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 42．横梁式人字闸门一般在-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 时采用。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．闸门宽度较大时 B．门宽比门高大-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk C．闸门高度较大 D．闸门高度较小-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 位-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 二、多项选择题-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 1．影响浅滩演变的主要因素有-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．来水 B．比降 C．来沙-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk D．河床边界条件 E．降水量-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 5．分离式闸室结构有（）型式。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A.重力式 B.高桩式 C.悬臂式 D.扶壁式 E.衬砌式-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 12．平原或山区河流浅滩整治水位的确定方法有-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 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-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 15．浮筒式垂直升船机由（）构成。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A.闸首 B.承船厢 C.浮筒 D.平衡系统 E.支撑结构-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 18．船闸防渗布置可采用-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A. 铺盖 B. 板桩 C. 排水管 D. 倒滤层 E. 齿墙-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 20．弯道整治地措施主要有-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A. 保护凹岸，防止弯道恶化 B. 筑坝导流，调整岸线-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 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-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 三、填空题-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 2．整治水位是-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk ，整治线宽度是-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 的河面宽度。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 3. 丁坝是-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 与河岸相接，-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 伸向河心，在平面上与河岸构成丁字形，-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 阻水的整治建筑物。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 4. 航道整治工程措施主要有-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 、　　　、-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 等。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 5. 船闸输水系统的型式主要可分为-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 和-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 两种型式。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 6. 闸室结构沉降计算的目的，是计算地基-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 和-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk ，防止沉降量过多而引起危害。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 7. 人字闸门启闭机械根据传动装置的构造不同可分为-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 和-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 两种。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 8. 弧形阀门常采用-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 或-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 结构。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 9. 闸首是将-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 和-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 分隔开的挡水建筑物。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 10．根据碍航原因可将滩险分为-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk ，-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 和-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 11. 推求浅滩设计水位的方法有-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk ，-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk ，瞬时水位法。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 12. 航道应有以下基本要求：⑴应有足够的-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk ，-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 和-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 。⑵适宜船舶航行的水流条件，包括适宜的流速、良好的流态。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 13. 航道疏浚是指利用-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 或其他机具进行航道-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 或-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk ，它是维护和提高航道尺度的一种工程措施。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 14. 对于开敞式阀门，输水廊道内可能会产生-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk ，密封式阀门后则可能会出现-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk ，因此需进行输水阀门后廊道内的水力条件校核。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 16. 船闸渗流特点是-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 、-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 18．垂直升船机根据平衡方式不同，可分为-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 、-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 和-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 垂直升船机。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 19. 按工作条件，输水阀门可分为-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 和-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 阀门。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 20. 反滤层的主要作用是-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk ，它通常设置在-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 23．引航道中船舶所受的动水作用为-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 和-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 24. 船闸基本尺度是指闸室的-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 、-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 、-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 25. 整治断面设计包括确定-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk ，-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk ，-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 26．根据浅滩成因和所在地区分为-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk ，-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk ，-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk ，弯道浅滩，分叉河道浅滩和回水变动区浅滩等。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 27. 最高通航水位的推求方法为-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 和-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 30. 常用的输水阀门型式有-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 和-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 31. 地基的稳定性通常用-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 来衡量。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 32. 斜面升船机的驱动方式有　　-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 和-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 　　-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk
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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?-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk


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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。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk


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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-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk


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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。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．4 B．5 C．6 D．7 -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 2．船闸引航道口门区要求最大横向流速不大于 B 。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．0.2m/s B．0.3m/s C．0.4m/s D．0.5m/s -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 3．按岩石土质分，平原河流的碍航浅滩主要是 D 。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．石质浅滩 B．卵石浅滩 C．砂质浅滩 D．泥沙浅滩-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 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：A-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A. 水位相关法 B. 比降插入法 C. 瞬时水位法 D.流量频率法-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 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 。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．上挑丁坝 B．下挑丁坝 C．正挑丁坝 D.勾头丁坝-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 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 。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．沙埂的头部 B．沙埂的根部-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 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-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 7．下列哪项不是石质浅滩整治措施 D 。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．疏炸航槽 B．筑坝壅水 C．新开航槽 D．切除滩口 -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 8．下列哪项不是桥梁碍航的原因 A 。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 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-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 9．下列哪项不是河口按照从地貌学成因区分 C 。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 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-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 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。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．河流近口段 B．口外海滨段 C．河口潮汐段 D．河口潮流段-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 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 。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．1:1.5 B．1:2 C．1:2.5 D．1:3-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 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 。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．抛石丁坝 B．充填袋填心坝 C．抛泥坝 D．石笼填心坝-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 13．顺直分汊型河道的弯曲系数介于 A 之间。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．1.0~2.0 B．2.0~3.0 C．3.0~4.0 D.4.0~5.0-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 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 。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．（1.0~1.5）L B．（1.2~2.5）L C．（1.0~1.5）L D. （2.0~2.5）L-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 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 。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．1:1~1:1.5 B．1:1~1:2 C．1:1.5~1:2 D．1:2~1:3 -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 16．船闸引航道口门区要求回流流速不大于 C。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．0.2m/s B．0.3m/s C．0.4m/s D．0.5m/s-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 17．若上下深潭相互交错时，上深潭下部的尖端部分为B-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．尖潭 B．倒套 C．沙埂 D．沱口-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 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：C-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A. 水位相关法 B. 比降插入法 C. 瞬时水位法 D.流量频率法-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 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：C-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．上挑丁坝 B．下挑丁坝 C．正挑丁坝 D.勾头丁坝-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 20．当转向角介于10至30度之间时，挖槽的弯曲半径宜取 B-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．2至3倍设计船长 B．3至5倍设计船长 -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk C．5至6倍设计船长 D．5至10倍设计船长-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 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B-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．沙埂的头部 B．沙埂的根部-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 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-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 22．下列哪项不是湖区滩险的整治措施D-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．疏浚与筑坝相结合 B．修建渠化工程 -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk C．改善流向、提高输沙能力 D．筑导流堤，束水冲刷-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 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 。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．吊坎水 B．跌坎水 C．走沙水 D.拦门沙-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 24．当来水的混合指数M>1、a<0.5时，称为 A 。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．弱混合陆相河口 B．强混合海相河口 -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk C．缓混合海相河口 D. 缓混合陆相河口-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 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：D-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．1:1~1:1.5 B．1:1~1:2 C．1:1.5~1:2 D．1:1.5~1:2.5-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 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 。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．0.01mm B．0.02mm C．0.03mm D．0.04mm-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 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。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．河流近口段 B．口外海滨段 C．河口潮汐段 D．河口潮流段-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 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 。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．专业航道 B．干线航道 C．高等级航道 D．重要航道-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 29．高水期，从上深潭到浅滩脊，出现流速最小的地方是D-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．上深槽 B．沙埂 C．滩脊 D．尖滩-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 30．河口单线航道按经验取挖槽宽度为设计船宽的D-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．6~7倍 B．5~6倍 C．4~5倍 D．3~4倍-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 31．河口地区航道通航水深的计算不考虑B-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A.船舶航行时船体下沉增加的富余水深 B.波浪富余深度-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk C.备淤富余深度 D.航行时龙骨下最小富余深度-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 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 。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．河口沙 B．拦门沙 C．沙坝 D．浅滩-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 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：B-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．1:1~1:2 B． 1:1~1:1.5 C．1:1.5~1:2 D．1:2~1:3-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 34．强潮海相来沙河口可取 B 倍底沙粒径作为悬沙的粒径。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．0.5 B．0.7 C．1.0 D．1.3-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 35．丘陵地区河流的碍航浅滩主要是B 。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．弯道浅滩 B．卵石浅滩 -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk C．砂质浅滩 D．泥沙浅滩-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 36．最高通航水位的推求方法采用 A 。-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．流量频率法 B．水位相关法 C．比降插入法 D．瞬时水位法-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 37．河口双线航道按经验取挖槽宽度为设计船宽的 A-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．6~7倍 B．5~6倍 C．4~5倍 D．3~4倍-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk 38．抛泥区不宜选择在 D-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk A．凸岸边滩下部 B．下游不碍航行的深水区 -® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk C．下深槽沱口 D．挖槽进口的上方-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk


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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663 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-® "ÊÉ\|Ypbbs.3c3t.com@ö>ù:Rk


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