正确答案: A
At the beginning of the compression stroke
题目:() the cylinder will contain a great weight of air and will be capable of burning a great quantity of fuel.
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学习资料的答案和解析:
[单选题]舵系运动件的同轴度检验采用()。
拉线法
[单选题]The engine has one or two group of fuel pumps, depending upon ().
the number of cylinders