正确答案: A

大缸径低速柴油机

题目：近来超巴拿马型和巨大型集装箱船的发展带动了（）动力装置的发展。

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学习资料的答案和解析：

[单选题]The purpose of the safety relief valves installed on an auxiliary boiler is to （）.

reduce excess steam pressure in the boiler

[单选题]Electrically operated safety devices on auxiliary diesel engines function to stop the engine by （）.

shutting off the fuel supply