题目内容

What is the purpose of the intake/exhaust valves in a diesel engine? ()

A. They regulate the combustion cycle
B. They supply cooling water
C. They synchronize the ignition spark
D. They supply and regulate the lubricant flow

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Two short blasts of the whistle have all of the following meanings except().

A. I intend to meet you starboard to starboard
B. I do not intend to hold course and speed
C. I intend to overtake you on your port side
D. I intend to alter my course to port

由于可转换债券具有可转换股票这一优越条件,所以其发行利率较普通债券高。

A. 正确
B. 错误

当你的领导在做工作报告时,公布了一些不切实际的统计数据,你听到后会有什么反应?

维修系恢复性的彻底修理,接触网设备大修主要是整锚段更换接触网和附 加导线。接触网维修的目的在于改善接触网的技术状况,增强供电能力,适应运营的发展需要。

A. 正确
B. 错误

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