_____ in what position the engine stops there will always be at least one of the cylinders

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_____ in what position the engine stops there will always be at least one of the cylinders with its starting air valve open to admit compressed air to start the engine.

A.Because

B.Owing to

C.For

D.No matter

请帮忙给出正确答案和分析,谢谢!

热搜:关于氨基酸代谢错误的论述是_________。