一、单项选择题H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv
1.我国将航道由高到低分为 级。H«"`@ñ`bbs.3c3t.compß9q£´Yv
A.4H«"`@ñ`bbs.3c3t.compß9q£´Yv
B.5H«"`@ñ`bbs.3c3t.compß9q£´Yv
C.6H«"`@ñ`bbs.3c3t.compß9q£´Yv
D.7H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv
2.船闸引航道口门区要求最大横向流速不大于 。H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv
A.0.2m/sH«"`@ñ`bbs.3c3t.compß9q£´Yv
B.0.3m/sH«"`@ñ`bbs.3c3t.compß9q£´Yv
C.0.4m/sH«"`@ñ`bbs.3c3t.compß9q£´Yv
D.0.5m/s H«"`@ñ`bbs.3c3t.compß9q£´Yv
3.按岩石土质分,平原河流的碍航浅滩主要是 。H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv
A.石质浅滩H«"`@ñ`bbs.3c3t.compß9q£´Yv
B.卵石浅滩H«"`@ñ`bbs.3c3t.compß9q£´Yv
C.砂质浅滩H«"`@ñ`bbs.3c3t.compß9q£´Yv
D.泥沙浅滩H«"`@ñ`bbs.3c3t.compß9q£´Yv
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 。H«"`@ñ`bbs.3c3t.compß9q£´Yv
A.上挑丁坝H«"`@ñ`bbs.3c3t.compß9q£´Yv
B.下挑丁坝H«"`@ñ`bbs.3c3t.compß9q£´Yv
C.正挑丁坝H«"`@ñ`bbs.3c3t.compß9q£´Yv
D.勾头丁坝H«"`@ñ`bbs.3c3t.compß9q£´Yv
7.下列哪项不是石质浅滩整治措施 。H«"`@ñ`bbs.3c3t.compß9q£´Yv
A.疏炸航槽H«"`@ñ`bbs.3c3t.compß9q£´Yv
B.筑坝壅水H«"`@ñ`bbs.3c3t.compß9q£´Yv
C.新开航槽H«"`@ñ`bbs.3c3t.compß9q£´Yv
D.切除滩口H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv
8.下列哪项不是桥梁碍航的原因 。H«"`@ñ`bbs.3c3t.compß9q£´Yv
A.河道淤积H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv
B.桥位选址不当H«"`@ñ`bbs.3c3t.compß9q£´Yv
C.通航净空不足H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv
D.无助航标志H«"`@ñ`bbs.3c3t.compß9q£´Yv
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 。H«"`@ñ`bbs.3c3t.compß9q£´Yv
A.1:1.5H«"`@ñ`bbs.3c3t.compß9q£´Yv
B.1:2H«"`@ñ`bbs.3c3t.compß9q£´Yv
C.1:2.5H«"`@ñ`bbs.3c3t.compß9q£´Yv
D.1:3H«"`@ñ`bbs.3c3t.compß9q£´Yv
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 。H«"`@ñ`bbs.3c3t.compß9q£´Yv
A.抛石丁坝H«"`@ñ`bbs.3c3t.compß9q£´Yv
B.充填袋填心坝H«"`@ñ`bbs.3c3t.compß9q£´Yv
C.抛泥坝H«"`@ñ`bbs.3c3t.compß9q£´Yv
D.石笼填心坝H«"`@ñ`bbs.3c3t.compß9q£´Yv
14.在我国根据实践经验,在顺直段一般丁坝的丁坝间距为 。H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv
A.(1.0~1.5)LH«"`@ñ`bbs.3c3t.compß9q£´Yv
B.(1.2~2.5)LH«"`@ñ`bbs.3c3t.compß9q£´Yv
C.(1.0~1.5)LH«"`@ñ`bbs.3c3t.compß9q£´Yv
D. (2.0~2.5)LH«"`@ñ`bbs.3c3t.compß9q£´Yv
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 。H«"`@ñ`bbs.3c3t.compß9q£´Yv
A.1:1~1:1.5H«"`@ñ`bbs.3c3t.compß9q£´Yv
B.1:1~1:2H«"`@ñ`bbs.3c3t.compß9q£´Yv
C.1:1.5~1:2H«"`@ñ`bbs.3c3t.compß9q£´Yv
D.1:2~1:3H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv
16.船闸引航道口门区要求回流流速不大于 。H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv
A.0.2m/sH«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv
B.0.3m/sH«"`@ñ`bbs.3c3t.compß9q£´Yv
C.0.4m/sH«"`@ñ`bbs.3c3t.compß9q£´Yv
D.0.5m/sH«"`@ñ`bbs.3c3t.compß9q£´Yv
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:H«"`@ñ`bbs.3c3t.compß9q£´Yv
A.上挑丁坝H«"`@ñ`bbs.3c3t.compß9q£´Yv
B.下挑丁坝H«"`@ñ`bbs.3c3t.compß9q£´Yv
C.正挑丁坝H«"`@ñ`bbs.3c3t.compß9q£´Yv
D.勾头丁坝H«"`@ñ`bbs.3c3t.compß9q£´Yv
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H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv
A.沙埂的头部H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv
B.沙埂的根部H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv
C.沙埂上半部比较窄深的部位H«"`@ñ`bbs.3c3t.compß9q£´Yv
D.沙埂下半部比较窄深的部位H«"`@ñ`bbs.3c3t.compß9q£´Yv
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:H«"`@ñ`bbs.3c3t.compß9q£´Yv
A.1:1~1:1.5H«"`@ñ`bbs.3c3t.compß9q£´Yv
B.1:1~1:2H«"`@ñ`bbs.3c3t.compß9q£´Yv
C.1:1.5~1:2H«"`@ñ`bbs.3c3t.compß9q£´Yv
D.1:1.5~1:2.5H«"`@ñ`bbs.3c3t.compß9q£´Yv
30.河口单线航道按经验取挖槽宽度为设计船宽的H«"`@ñ`bbs.3c3t.compß9q£´Yv
A.6~7倍H«"`@ñ`bbs.3c3t.compß9q£´Yv
B.5~6倍H«"`@ñ`bbs.3c3t.compß9q£´Yv
C.4~5倍H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv
D.3~4倍H«"`@ñ`bbs.3c3t.compß9q£´Yv
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 。H«"`@ñ`bbs.3c3t.compß9q£´Yv
A.河口沙H«"`@ñ`bbs.3c3t.compß9q£´Yv
B.拦门沙H«"`@ñ`bbs.3c3t.compß9q£´Yv
C.沙坝H«"`@ñ`bbs.3c3t.compß9q£´Yv
D.浅滩H«"`@ñ`bbs.3c3t.compß9q£´Yv
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:H«"`@ñ`bbs.3c3t.compß9q£´Yv
A.1:1~1:2H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv
B. 1:1~1:1.5H«"`@ñ`bbs.3c3t.compß9q£´Yv
C.1:1.5~1:2H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv
D.1:2~1:3H«"`@ñ`bbs.3c3t.compß9q£´Yv
34.强潮海相来沙河口可取 倍底沙粒径作为悬沙的粒径。H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv
A.0.5H«"`@ñ`bbs.3c3t.compß9q£´Yv
B.0.7H«"`@ñ`bbs.3c3t.compß9q£´Yv
C.1.0H«"`@ñ`bbs.3c3t.compß9q£´Yv
D.1.3H«"`@ñ`bbs.3c3t.compß9q£´Yv
35.丘陵地区河流的碍航浅滩主要是 。H«"`@ñ`bbs.3c3t.compß9q£´Yv
A.弯道浅滩H«"`@ñ`bbs.3c3t.compß9q£´Yv
B.卵石浅滩H«"`@ñ`bbs.3c3t.compß9q£´Yv
C.砂质浅滩H«"`@ñ`bbs.3c3t.compß9q£´Yv
D.泥沙浅滩H«"`@ñ`bbs.3c3t.compß9q£´Yv
37.河口双线航道按经验取挖槽宽度为设计船宽的H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv
A.6~7倍H«"`@ñ`bbs.3c3t.compß9q£´Yv
B.5~6倍H«"`@ñ`bbs.3c3t.compß9q£´Yv
C.4~5倍H«"`@ñ`bbs.3c3t.compß9q£´Yv
D.3~4倍H«"`@ñ`bbs.3c3t.compß9q£´Yv
38.抛泥区不宜选择在H«"`@ñ`bbs.3c3t.compß9q£´Yv
A.凸岸边滩下部H«"`@ñ`bbs.3c3t.compß9q£´Yv
B.下游不碍航行的深水区H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv
C.下深槽沱口H«"`@ñ`bbs.3c3t.compß9q£´Yv
D.挖槽进口的上方H«"`@ñ`bbs.3c3t.compß9q£´Yv
二、多项选择题H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv
4.常用的整治建筑物包括:H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv
A.丁坝H«"`@ñ`bbs.3c3t.compß9q£´Yv
B.护岸H«"`@ñ`bbs.3c3t.compß9q£´Yv
C.鱼嘴H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv
D.潜堤H«"`@ñ`bbs.3c3t.compß9q£´Yv
E.导流屏H«"`@ñ`bbs.3c3t.compß9q£´Yv
10.抛泥区通常适合选择在:H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv
A..凸岸边滩下部H«"`@ñ`bbs.3c3t.compß9q£´Yv
B.下游不碍航行的深水区H«"`@ñ`bbs.3c3t.compß9q£´Yv
C.下深槽沱口H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv
D.挖槽进口的上方H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv
E.不通航道的汊道H«"`@ñ`bbs.3c3t.compß9q£´Yv
19.整治弯道的方法主要有:H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv
A.保护凹岸H«"`@ñ`bbs.3c3t.compß9q£´Yv
B.筑坝导流H«"`@ñ`bbs.3c3t.compß9q£´Yv
C.筑坝导流H«"`@ñ`bbs.3c3t.compß9q£´Yv
D.防治弯道恶化H«"`@ñ`bbs.3c3t.compß9q£´Yv
E.裁弯取直H«"`@ñ`bbs.3c3t.compß9q£´Yv
20.在挖泥和排泥操作时引起二次污染,主要包括:H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv
A. 水和土化学状态的变化B. 水和土物理状态的变化H«"`@ñ`bbs.3c3t.compß9q£´Yv
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H«"`@ñ`bbs.3c3t.compß9q£´Yv
一、单项选择题H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv
13.人字闸门适用于H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv A.高水头大跨度的船闸 B.低水头大跨度的船闸H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´YvC.双向水头大跨度的船闸 D.双向水头小跨度的船闸H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv19.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H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv A.沙埂的头部 B.沙埂的根部H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv 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H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv22.确定船闸闸室墙顶高程主要决定于H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv A.下游最高通航水位 B.上游设计洪水位H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv C.上游最高通航水位 D.上游最低通航水位H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv24.悬臂式闸室的两侧闸墙在闸底相接处的受力情况是传递H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv A.水平推力 B.剪力 C.弯矩 D.弯矩和剪力H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv25.管涌的发生主要与H«"`@ñ`bbs.3c3t.compß9q£´Yv
有关。H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv 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H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv 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H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv27.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H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv 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H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv38.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H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv A.井式船闸 B.带中间闸首的船闸 C.广厢船闸 D.省水船闸H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv41.无粘性土中,渗流变形破坏主要是H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv A.流土 B.管涌 C.接触流土 D.流土和接触流土H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv42.横梁式人字闸门一般在H«"`@ñ`bbs.3c3t.compß9q£´Yv
时采用。H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv A.闸门宽度较大时 B.门宽比门高大H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv C.闸门高度较大 D.闸门高度较小H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv位H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv二、多项选择题H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv1.影响浅滩演变的主要因素有H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv A.来水 B.比降 C.来沙H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv D.河床边界条件 E.降水量H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv5.分离式闸室结构有()型式。H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv A.重力式 B.高桩式 C.悬臂式 D.扶壁式 E.衬砌式H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv12.平原或山区河流浅滩整治水位的确定方法有H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv 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H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv 15.浮筒式垂直升船机由()构成。H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv A.闸首 B.承船厢 C.浮筒 D.平衡系统 E.支撑结构H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv18.船闸防渗布置可采用H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv A. 铺盖 B. 板桩 C. 排水管 D. 倒滤层 E. 齿墙H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv20.弯道整治地措施主要有H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv A. 保护凹岸,防止弯道恶化 B. 筑坝导流,调整岸线H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv 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H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv三、填空题H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´YvH«"`@ñ`bbs.3c3t.compß9q£´Yv
2.整治水位是H«"`@ñ`bbs.3c3t.compß9q£´Yv
,整治线宽度是H«"`@ñ`bbs.3c3t.compß9q£´Yv
的河面宽度。H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv3. 丁坝是H«"`@ñ`bbs.3c3t.compß9q£´Yv
与河岸相接,H«"`@ñ`bbs.3c3t.compß9q£´Yv
伸向河心,在平面上与河岸构成丁字形,H«"`@ñ`bbs.3c3t.compß9q£´Yv
阻水的整治建筑物。H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv4. 航道整治工程措施主要有H«"`@ñ`bbs.3c3t.compß9q£´Yv
、 、H«"`@ñ`bbs.3c3t.compß9q£´Yv
等。H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv5. 船闸输水系统的型式主要可分为H«"`@ñ`bbs.3c3t.compß9q£´Yv
和H«"`@ñ`bbs.3c3t.compß9q£´Yv
两种型式。H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv6. 闸室结构沉降计算的目的,是计算地基H«"`@ñ`bbs.3c3t.compß9q£´Yv
和H«"`@ñ`bbs.3c3t.compß9q£´Yv
,防止沉降量过多而引起危害。H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv7. 人字闸门启闭机械根据传动装置的构造不同可分为H«"`@ñ`bbs.3c3t.compß9q£´Yv
和H«"`@ñ`bbs.3c3t.compß9q£´Yv
两种。H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv8. 弧形阀门常采用H«"`@ñ`bbs.3c3t.compß9q£´Yv
或H«"`@ñ`bbs.3c3t.compß9q£´Yv
结构。H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv9. 闸首是将H«"`@ñ`bbs.3c3t.compß9q£´Yv
和H«"`@ñ`bbs.3c3t.compß9q£´Yv
分隔开的挡水建筑物。H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv10.根据碍航原因可将滩险分为H«"`@ñ`bbs.3c3t.compß9q£´Yv
,H«"`@ñ`bbs.3c3t.compß9q£´Yv
和H«"`@ñ`bbs.3c3t.compß9q£´Yv
。H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv11. 推求浅滩设计水位的方法有H«"`@ñ`bbs.3c3t.compß9q£´Yv
,H«"`@ñ`bbs.3c3t.compß9q£´Yv
,瞬时水位法。H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv12. 航道应有以下基本要求:⑴应有足够的H«"`@ñ`bbs.3c3t.compß9q£´Yv
,H«"`@ñ`bbs.3c3t.compß9q£´Yv
和H«"`@ñ`bbs.3c3t.compß9q£´Yv
。⑵适宜船舶航行的水流条件,包括适宜的流速、良好的流态。H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv13. 航道疏浚是指利用H«"`@ñ`bbs.3c3t.compß9q£´Yv
或其他机具进行航道H«"`@ñ`bbs.3c3t.compß9q£´Yv
或H«"`@ñ`bbs.3c3t.compß9q£´Yv
,它是维护和提高航道尺度的一种工程措施。H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv14. 对于开敞式阀门,输水廊道内可能会产生H«"`@ñ`bbs.3c3t.compß9q£´Yv
,密封式阀门后则可能会出现H«"`@ñ`bbs.3c3t.compß9q£´Yv
,因此需进行输水阀门后廊道内的水力条件校核。H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv16. 船闸渗流特点是H«"`@ñ`bbs.3c3t.compß9q£´Yv
、H«"`@ñ`bbs.3c3t.compß9q£´Yv
。H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv18.垂直升船机根据平衡方式不同,可分为H«"`@ñ`bbs.3c3t.compß9q£´Yv
、H«"`@ñ`bbs.3c3t.compß9q£´Yv
和H«"`@ñ`bbs.3c3t.compß9q£´Yv
垂直升船机。H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv19. 按工作条件,输水阀门可分为H«"`@ñ`bbs.3c3t.compß9q£´Yv
和H«"`@ñ`bbs.3c3t.compß9q£´Yv
阀门。H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv20. 反滤层的主要作用是H«"`@ñ`bbs.3c3t.compß9q£´Yv
,它通常设置在H«"`@ñ`bbs.3c3t.compß9q£´Yv
。H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv23.引航道中船舶所受的动水作用为H«"`@ñ`bbs.3c3t.compß9q£´Yv
和H«"`@ñ`bbs.3c3t.compß9q£´Yv
。H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv24. 船闸基本尺度是指闸室的H«"`@ñ`bbs.3c3t.compß9q£´Yv
、H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv
、H«"`@ñ`bbs.3c3t.compß9q£´Yv
。H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv25. 整治断面设计包括确定H«"`@ñ`bbs.3c3t.compß9q£´Yv
,H«"`@ñ`bbs.3c3t.compß9q£´Yv
,H«"`@ñ`bbs.3c3t.compß9q£´Yv
。H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv26.根据浅滩成因和所在地区分为H«"`@ñ`bbs.3c3t.compß9q£´Yv
,H«"`@ñ`bbs.3c3t.compß9q£´Yv
,H«"`@ñ`bbs.3c3t.compß9q£´Yv
,弯道浅滩,分叉河道浅滩和回水变动区浅滩等。H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv27. 最高通航水位的推求方法为H«"`@ñ`bbs.3c3t.compß9q£´Yv
和H«"`@ñ`bbs.3c3t.compß9q£´Yv
。H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv30. 常用的输水阀门型式有H«"`@ñ`bbs.3c3t.compß9q£´Yv
和H«"`@ñ`bbs.3c3t.compß9q£´Yv
。H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv31. 地基的稳定性通常用H«"`@ñ`bbs.3c3t.compß9q£´Yv
来衡量。H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv32. 斜面升船机的驱动方式有 H«"`@ñ`bbs.3c3t.compß9q£´Yv
和H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv
。H«"`@ñ`bbs.3c3t.compß9q£´Yv
H«"`@ñ`bbs.3c3t.compß9q£´Yv H«"`@ñ`bbs.3c3t.compß9q£´Yv