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
夜间在海上看到接近垂直的白、红、白三盏号灯时,他船是:()
A
执行引航任务的船在航对水移动
B
执行引航任务的船在锚泊中
C
执行引航任务的船在航或在锚泊中
D
从事非拖网作业的渔船在航对水移动
参考答案
参考解析
解析:
暂无解析
更多 “单选题夜间在海上看到接近垂直的白、红、白三盏号灯时,他船是:()A 执行引航任务的船在航对水移动B 执行引航任务的船在锚泊中C 执行引航任务的船在航或在锚泊中D 从事非拖网作业的渔船在航对水移动” 相关考题
考题
单选题The injector pump is operated by a cam which drives the plunger ().A
top and bottomB
to and froC
up and downD
back and forth
考题
单选题主机主轴承磨损后,()性能参数发生变化。Ⅰ.臂距差;Ⅱ.桥规值;Ⅲ.轴承间隙;Ⅳ.曲轴轴线状态;Ⅴ.主轴颈下沉量。A
Ⅰ+Ⅱ+Ⅲ+ⅣB
Ⅰ+Ⅱ+ⅣC
Ⅰ+Ⅱ+Ⅲ+Ⅳ+ⅤD
Ⅰ+Ⅱ+Ⅲ
考题
单选题船舶在港停泊时,下列有关船上人员的安排()正确。 ①船长和大副不能同时离船; ②轮机长和大管轮不能同时离船; ③水手长和木匠不能同时离船; ④报务员和电机员不能同时离船。A
①~④B
①~③C
①②D
①③
考题
单选题QBC型差压变送器常见的故障是()。 ①有测量信号,但无输出 ②没有测量信号,但输出压力达最大值 ③当喷嘴堵塞时,输出值超过0.1MPa ④零点漂移 ⑤输出压力波动 ⑥调零螺钉松动,则输出波动A
①②④⑤B
①③⑤⑥C
②③④⑥D
②③④⑤
考题
单选题在微型计算机中,接口电路的作用是()。 ①能存储用户程序 ②能发中断请求 ③能进行A/D和D/A转换 ④能提供外部设备状态信息 ⑤能同步执行CPU指令 ⑥能串、并行传送数据A
②③④⑥B
①②③④C
①②⑤⑥D
②③④⑤
考题
单选题In the Northern Hemisphere,the right half of the storm is known as the dangerous semicircle because().A
the wind speed is greater here since the wind is traveling in the same general direction as the storm's trackB
the direction of the wind and seas might carry a vessel into the path of the stormC
the seas are higher because of greater wind speedD
All of the above
考题
单选题Which of the following conditions is most likely to occur when unburned fuel contaminates the crankcase of a diesel engine?()A
Lube oil is diluted and its viscosity is reducedB
Sulfuric acid is formedC
Bearings become pitted ad immediately failD
Valve stems develop sludge deposits
考题
单选题To determine the pressure and temperature limitations under which LFG is required to be transported on a barge,you should look at the().A
Certificate of InspectionB
loading orderC
rules and regulations for tank vesselsD
tankerman's document
考题
单选题The ()belongs to the anchor handling equipment.A
chain lifterB
winch barrelC
slewing rimD
warping dru
考题
单选题DENIS-1气动操纵系统,5.07手柄置“STOP”位后,机旁操纵时不能停车故障检查,且指示器G2红色指示杆未伸出,故障原因可能是()。A
115HA故障B
126HC故障C
凸轮未触及49HFD
35HB故障
热门标签
最新试卷