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单选题
Which of the following statements is true regarding the installation of piston rings on two-stroke/cycle, diesel engines as compared to four-stroke/cycle, diesel engines?()
A

In a two-stroke/cycle engine, the rings run hotter, requiring the end gap to be greater

B

Some provision must be made in a two-stroke/cycle engine to keep the rings from binding in the ports

C

No gap is required to exist between the ends of the ring when cold in a two-stroke/cycle engine, but a small gap is required in a four-stoke/cycle engine

D

The gaps should be staggered on either side of a piston in a two-stroke/cycle engine, while staggering is not necessary in a four-stroke/cycle engine


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更多 “单选题Which of the following statements is true regarding the installation of piston rings on two-stroke/cycle, diesel engines as compared to four-stroke/cycle, diesel engines?()A In a two-stroke/cycle engine, the rings run hotter, requiring the end gap to be greaterB Some provision must be made in a two-stroke/cycle engine to keep the rings from binding in the portsC No gap is required to exist between the ends of the ring when cold in a two-stroke/cycle engine, but a small gap is required in a four-stoke/cycle engineD The gaps should be staggered on either side of a piston in a two-stroke/cycle engine, while staggering is not necessary in a four-stroke/cycle engine” 相关考题
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