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A diesel engine with a combustion chamber located between the crowns of two pistons is known as a/an （）.

单选题
2022-03-16 06:01
A、double-acting engine
B、opposed pistons engine
C、single-acting engine
D、horizontal acting engine
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正确答案
B
试题解析
标签： 船舶动力装置 海船船员考试
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