首页>题库>三副

三副197道题

1.陀罗航向指()

单选题

A. 真北和陀罗北之间的夹角~||~真北和航向线之间的夹角~||~陀罗北和方位线之间的夹角~||~陀罗北和航向线之间的夹角

2.It is the responsibility of the crane operator to, at all times, be aware of the location of the __.

单选题

A. load~||~hook~||~boom~||~Alloftheabove

3.The bow thruster generally is ineffective at ______.

单选题

A. over3knotsheadway~||~atanyspeedastern~||~atanyspeedahead~||~over1knotsternway

4.影响海面能见度的因子除雾外,还有()

单选题

A. 风霾雨雪和低云等~||~沙尘暴霾雨雪和中云等~||~沙尘暴霾雨雪和高云等~||~沙尘暴霾雨雪和低云等

5.受地球自转的影响并在控制力矩的作用下,陀螺仪主轴将作()的摆动。

单选题

A. 螺旋线等幅~||~双曲线等幅~||~圆型等幅~||~椭圆等幅

6.在大气成分中,()是影响大气温度分布及其天气变化的主要成分。

单选题

A. 氧气臭氧和惰性气体~||~氮气二氧化碳和惰性气体~||~二氧化碳臭氧和水汽~||~二氧化碳臭氧和惰性气体

7.My vessel______bad weather with winds reaching force 9 on her way home.

单选题

A. encountered~||~faced~||~found~||~Met

8.能见度良好情况下,航线与附近有显著物标可供定位和避险的精测危险物之间的距离,至少应保持在()及以上。

单选题

A. 1nmile~||~2nmile~||~3nmile~||~4nmile

9.罗北线与磁北线之间的角度 称为()

单选题

A. 磁差~||~自差~||~罗经差~||~陀罗差

10.()是一种典型的”陆雾”,在海面上通常不能产生。

单选题

A. 锋面雾~||~平流雾~||~蒸汽雾~||~辐射雾

11.In the daytime, you see a large sailing vessel on the beam. You know that she is also propelled by machinery if she shows ______.

单选题

A. ablackball~||~ablackcone~||~twoblackcones~||~abasket

12.雷达距离分辨力与发射脉冲宽度、屏幕像素尺寸、接收通道信号处理失真等()有关。

单选题

A. 设备因素~||~气象海况~||~目标反射能力~||~雷达设备能力

13.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

14.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

15.危险货物报告是()

单选题

A. 船舶载有危险货物时所做出的报告~||~当船载危险货物在距岸200nmile范围内散失时所做出的报告~||~当船载危险货物在大洋上散失时所做出的报告~||~当船载危险货物在距岸100nmile范围内散失时所做出的报告

16.由于海面风的不同,风海流可分为()

单选题

A. 风生流和地转流~||~地转流和补偿流~||~定海流和地转流~||~定海流和风生流

17.If a ship will call at four ports for discharging, i.e.A.B.C and D consecutively, the cargo for ______ must generally be loaded first.

单选题

A. PortA~||~PortB~||~PortC~||~PortD

18.Radar is used not only to look______,but also to measure their distances away from you.

单选题

A. atobscuredobjects~||~forwardsubmergedtargets~||~upexposedtargets~||~forunseenobjects

19.The approach to the roads and harbor from the______entails no difficulty.

单选题

A. eastern~||~easterly~||~eastward~||~Eastwards

20.In what units are heights and soundings in the chart? They are in ______.

单选题

A. metersandfathoms~||~fathomsandmeters~||~meterandfathom~||~fathomandmeter

注册后查看全部试题

保定市乐凯大街305号

电话: 400-608-5357

邮编: 100043


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