问题描述：
[单选]
The working cycle of a four-stroke diesel engine consists of four events：（）（1）compression
（2）expansion
（3）exhaust
（4）suctionThe correct sequence is
A．(4)-(2)-(3)-(1)
B．(4)-(3)-(1)-(2)
C．(4)-(3)-(2)-(1)
D．(4)-(1)-(2)-(3)
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答案解析：无
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下一篇：The work fuel does in each working cycle can be obtained by taking the（）．
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