单选题In a large, slow-speed, main propulsion diesel engine, which of the parts listed is under tension when the engine is running?（）ABed plateBColumnCEntablatureDTie rod
单选题
In a large, slow-speed, main propulsion diesel engine, which of the parts listed is under tension when the engine is running?（）
A
Bed plate
B
Column
C
Entablature
D
Tie rod
参考解析
解析：
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