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【单选题】
下面元器件在供料单元没有使用的是()A.
中间继电器。
B.
电磁阀。
C.
断路器。
D.
消声器。
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举一反三
【单选题】下列有关滚装船特点描述正确的是:1、具有多层甲板和双层底结构;2、强力甲板和船底一般采用纵骨架式结构;3、在舱内设置局部横舱壁或强肋骨和强横梁,以保证船体的横向强度
A.
①、②
B.
①、③
C.
②、③
D.
①、②、③
【简答题】阅读理解。 There are many acceptable varieties of English throughout the world. Whichever variety is used in your country, the most important thing is that students' pronunciation must be good enough for a...
【单选题】A ship can never have lower security level than the Port Facility
A.
A ship can lower its security level according to its situation
B.
A ship must keep the same security level as the Port Facility
C.
A ship must not keep a lower security level than the Port Facility
D.
A ship must keep a lower security level than the Port Facility
【简答题】A: I have a 14 year old son. B: Well that's right. A: I also have a dog. B: Oh, Im sorry. Read the conversation, and try to explain the conversation by creating a natural context to make the conversat...
【单选题】The forward part of the ship on port is called the（）.
A.
port side
B.
port quarter
C.
port bow
D.
fore port
【判断题】During oral communication, if one can't get used to link sounds,speaking word by word is acceptable.
A.
正确
B.
错误
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