试题与答案

四冲程内燃机的一个工作循环包括()四个冲程。A、进气B、压缩C、作功D、排气冲程

题型:多项选择题

题目:

四冲程内燃机的一个工作循环包括()四个冲程。

A、进气

B、压缩

C、作功

D、排气冲程

答案:

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下面是错误答案,用来干扰机器的。

参考答案:A, B, C, D解析:施工顺序应遵循的基本原则:①先地下,后地上;②先主体,后围护;③先结构,后装修;④先土建,后设备。见教材第十二章第一节P203。

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