网友您好, 请在下方输入框内输入要搜索的题目:
题目内容
(请给出正确答案)
单选题
采用通信长短进行计费的设备是:()
A
标准A站和C站
B
标准B站和NBDP
C
B站和VHF/DSC
D
A站和HF/DSC
参考答案
参考解析
解析:
暂无解析
更多 “单选题采用通信长短进行计费的设备是:()A 标准A站和C站B 标准B站和NBDPC B站和VHF/DSCD A站和HF/DSC” 相关考题
考题
单选题Risk of collision may exist().A
if the compass bearing of an approaching vessel does not appreciably changeB
even when an appreciable bearing change is evident, particularly when approaching a vessel at close rangeC
if you observe both sidelights of a vessel ahead for an extended period of timeD
All of the above
考题
单选题Official proof of a Chinese vessel’s nationality is contained in the().A
Certificate of InspectionB
Official LogC
Certificate of DocumentationD
Shipping Articles
考题
单选题The majority of medium speed and high speed marine diesel engines for main or auxiliary drive operate on the () cycle.A
two-strokeB
four-stokeC
long-strokeD
short-stroke
考题
单选题When underway and proceeding ahead,as the speed increases,the pivot point tends to().A
move aftB
move forwardC
move lowerD
remain stationary
考题
单选题柴油机带动螺旋桨工作时,其()的关系也应按螺旋桨特性的规律变化,这就是柴油机的推进特性,它也是()的一种。A
功率和转速/速度特性B
转速/限制特性C
负荷/负荷特性D
转速或负荷/限制特性
考题
单选题两船处于对遇局面,致有构成碰撞危险,当你决定采取右转避让时,听到他船鸣二短声,并看出他船左转,此时你应()A
右转一短声B
如环境许可,左转二短声C
减速、倒车、停船、鸣三短声D
B、C均可
考题
单选题The strake on each side of the keel is called a().A
Sheer strakeB
Gatewood strakeC
Insulation strakeD
Garboard strake
考题
单选题北京用户的一个电传码是22264,某船想通过B站与之通信,在呼叫地面站成功并在终端上显示GA+后,应输入()A
00851022264+B
008522264+C
008601022264+D
008622264+
考题
单选题避免锅炉给水温度低于锅水温度而产生较大热应力的主要办法是()。A
提高锅炉给水温度接近炉内沸点B
间断地分次给水C
在锅炉工作水面以上装设内给水管D
在锅炉工作水面以下装设内给水管
考题
单选题An oxygen indicator can be used to determine if there is().A
sufficient oxygen in a compartment to support lifeB
combustible gases presentC
hydrogen gas presentD
All of the above
考题
单选题某台SSB接收机故障,发射机正常。此时,若想给另一只船台发送一份NBDP电报,应选用方式()A
ARQB
SFECC
CFECD
ARQ或SFEC
热门标签
最新试卷