问题描述：
[单选]
In any diesel engine closed freshwater cooling system， the lowest pressure exists at the（）．
A．jacket water outlet
B．cooling water pump outlet
C．heat exchanger outlet
D．expansion tank atmospheric vent
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答案解析：无
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上一篇：After a normal， or safety shutdown， automatic combustion control systems for an auxiliary boiler are designed to prevent the immediate refiring of a burner in order for the（）．
下一篇：With respect to the flow of lubricating oil through a diesel engine， the lube oil coolers are located after filters in order to（）．
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