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【多选题】
机构具有下列哪些特征:A.
它们都是人为的实物组合体
B.
能完成有效的机械功或转换机械能
C.
各组合体之间具有确定的相对运动
D.
自然形成的机件组合体
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举一反三
【简答题】What’s your draft fore and aft?
【简答题】S1 :Bridge to Aft Station.Get ready for sending heaving line, aft station. Over. S2 :Aft to Bridge. Ready for sending heaving line. Over. S1 : Bridge to Aft Station. Is stern clear? Over. S2 : Aft to ...
【单选题】It's only________ walk from Ken's home to school. However, he's always late. A. five minute's B. five minutes' C. five-minute D. five minutes
A.
five minute's
B.
five minutes'
C.
five-minute
D.
five minutes
【简答题】研究动态特性时通常只能根据()的输入来考察传感器的响应
【单选题】S1:Bridge to Aft Station. Get ready for sending heaving line, aft station. Over.S2:Aft to Bridge. Ready for sending heaving line.Over. S1:Bridge to Aft Station. Is stern clear? Over. S2:Aft to Bridge....
A.
Two meters.
B.
Three meters.
C.
Four meters.
D.
Five meters.
【简答题】S1:What is your draught forward and aft?S2:My draught forward is 9.5 (nine point five)meters and my draught aft is 10.5(one zero point five)meters.Q:What is the state of the ship?A. She is on even kee...
【单选题】—What is two plus three? —_____. [ ]
A.
Yes, it's five
B.
It's five
C.
Yes, it is
D.
No, it's five
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