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
()是构成船舶交通系统的根本要素。Ⅰ、水域;Ⅱ、航路;Ⅲ、船员(驾驶人员);Ⅳ、船舶;Ⅴ、交通环境;Ⅵ、自然因素。
A
Ⅰ
B
Ⅴ
C
Ⅲ
D
Ⅱ
参考答案
参考解析
解析:
暂无解析
更多 “单选题()是构成船舶交通系统的根本要素。Ⅰ、水域;Ⅱ、航路;Ⅲ、船员(驾驶人员);Ⅳ、船舶;Ⅴ、交通环境;Ⅵ、自然因素。A ⅠB ⅤC ⅢD Ⅱ” 相关考题
考题
单选题在气动主机遥控系统中,常采用分级延时阀加气容组成加速速率限制回路,当输入信号增大到使分级延时阀的阀盘贴在阀座上,但阀盘与阀座之间漏气,则可能出现的现象是()。A
主机不能加速B
主机不能减速C
加速速率限制时间长D
加速速率限制时间短
考题
单选题When the load is increased on a turbocharged diesel engine, the amount of increased air supplied by the turbocharger will()A
lag behind the increased fuel supplied to the engineB
enter the engine along with the increase in the fuelC
enter the engine before the increased fuel supplyD
leave the turbocharger as a negative pulse
考题
单选题Fuel oil discharged to the diesel engine cylinder is atomized at the ()A
turbochargerB
injection nozzle tipC
carburetorD
fuel oil pump
考题
单选题根据渔业船舶航行值班准则的要求,船长应保证()。A
所有值班人员必须持有相应适任证书的职务船员担任B
在航行期间值班人员不得饮酒C
不得安排正在值班的人员从事与值班无关的事项D
以上均是
考题
单选题What is the purpose of the intermediate spring?()A
Serves as a backup for the main tow hawser in case of failureB
Provides weight and flexibility to the total tow makeupC
Lengthens the main tow hawser to keep the tow in stepD
Distributes the towing load
考题
单选题When dropping anchor,you are stationed at the windlass brake.The most important piece(s)of gear is(are)().A
A hard hatB
A long sleeve shirtC
GlovesD
Goggles
考题
单选题在用比例调节器组成的控制系统中,被控量的量程是30~100℃,当比例带PB=20%时,则给定值的可调整范围是()。A
30~100℃B
37~93℃C
44~86℃D
58~72℃
考题
单选题矿砂/石油两用船的特点有:() ①、油货和矿货不同时装载; ②、中间舱约占整个货舱舱容的40%~50%; ③、双层底与矿砂船相比几乎同高; ④、单运油时,可载于全部中间舱及两侧边舱A
①、②B
②、③C
③、④D
①、④
考题
单选题船舶在风中航行,有关保向的叙述,下列何者正确?()A
风速与船速之比越大越易于保向B
正横后来风比正横前来风易于保向C
正横附近来风比正横前来风易于保向D
正横前来风比正横后来风易于保向
考题
单选题开航前转车时利用()转动主机。A
盘车机B
压缩空气C
向气缸内供油发火D
人力
热门标签
最新试卷