首页>题库>三副
1.For working details______Admiralty list of Radio Signal
单选题A. refer~||~see~||~Look~||~watch
2.The circular steel structure installed around the propeller of a towboat is the______．
单选题A. nozzle~||~shroud~||~strut~||~Hood
3.从地面到大气上界将大气层分为5层，依次为（）
单选题A. 对流层平流层中间层热层散逸层~||~对流层平流层中间层散逸层热层~||~对流层散逸层中间层热层平流层~||~对流层等温层中间层热层散逸层
4.A pattern according to which vessels and / or aircraft may conduct a co-ordinated search is a ___________.
单选题A. Researchpattern~||~Researchmode~||~Searchpattern~||~Searchandrescuemode
5.海图数据库包含海图及其他航海出版物的基础数据ENC及其更新数据，它们在系统内形成（）供航海者使用
单选题A. ECDIS~||~ENC~||~SENC
6.由于冷空气比暖空气重，随着地球自转，这个过渡带(交界面)，向冷气团（）
单选题A. 水平~||~垂直~||~螺旋~||~倾斜
7.Several shoals______reported to exist in the area southwest of the Brothers．
单选题A. have~||~havebeen~||~has~||~hasbeen
8.AIS每分钟可以处理（）个以上报告。
单选题A. 1000~||~2000~||~3000~||~4000
9.在水流影响较大的海域航行时，应输入对（）速度。
单选题A. 天~||~地~||~水~||~船
10.在海平面上大气压为1013hpa，高度每升高1000英尺(304.8m)，降低（）
单选题A. 35hpa~||~36hpa~||~37hpa~||~38hpa
11.水平气压梯度力与（）
单选题A. 空气密度成反比，与气压梯度成正比~||~与空气密度成正比，水平气压梯度成正比~||~与空气密度成反比，水平气压梯度成反比~||~与空气密度成正比，水平气压梯度成反比
12.It is dangerous for vessels without the use of radar______the estuary(河口)．
单选题A. toget~||~toapproach~||~toproceed~||~toclose
13.A vessel engaged in fishing shall not impede the passage of______following a traffic lane．
单选题A. (1)~||~(1)&(2)~||~(3)~||~(4)
14.Radar is used not only to look______，but also to measure their distances away from you．
单选题A. atobscuredobjects~||~forwardsubmergedtargets~||~upexposedtargets~||~forunseenobjects
15.船位报告是（）
单选题A. 一天三次的船位例行报告~||~为保持报告系统有效而进行的在必要时刻做出的报告~||~中午船位~||~船舶转向后作的船位报告
16.南赤道流由几内亚湾开始，沿着约4°N～10°S之间（），属于中性流。
单选题A. 向西流动~||~向东流动~||~向西南流动~||~向西北流动
17.兰勃特投影法又称等角正割圆锥投影。将地球体的（）纬圈与圆锥面相割。
单选题A. 30°和45°~||~30°和60°~||~225°和45°~||~33°和66°
18.远离或尚未影响到预报责任区时，根据需要可以发布“消息”，预计未来（）内将影响本责任区的沿海地区或登临时发布警报
单选题A. 24h~||~48h~||~72h~||~36h
19.If your weather bulletin shows the center of a low pressure area to be 100 miles due east of your position, what winds can you expect in the Northern Hemisphere？______.
单选题A. Easttonortheast~||~Easttosoutheast~||~Northtonorthwest~||~Southtosoutheast
20.In what units are heights and soundings in the chart？ They are in ______.
单选题A. metersandfathoms~||~fathomsandmeters~||~meterandfathom~||~fathomandmeter
Copyright © 昊元综合学习与考试平台 保定昊元电气科技有限公司版权所有 2021,All Rights Reserved
经营许可证编号： 冀B2-20210069号 备案号： 冀ICP备19021638号
产品
