【单选题】
“Stand by an engine” means （）
A、“prepare to stop the engine”
B、“assemble an engine on its bedplate”
C、“make an engine ready for starting”
D、“dismantle an engine”
查看正确答案
A、prepare to stop the engine B、assemble an engine on its bedplate C、make an engine ready for starting D、make an engine run steadily
