正确答案: C
4年
题目:带有雪橇形键槽且根部有适当圆角的单螺旋桨轴或艉轴,其检验间隔期规定为()。
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学习资料的答案和解析:
[单选题]水润滑艉轴铜套过度磨损可()修复。
光车
[单选题]对传动轴系理解正确的是()。Ⅰ.长轴系刚性好,对偏差敏感;Ⅱ.短轴系挠性好对偏差不敏感
Ⅰ,Ⅱ都不对
[单选题]轴带发电机和柴油发电机相比具有的优点是()。Ⅰ.油耗低;Ⅱ.维护费少;Ⅲ.机舱噪声低
Ⅰ+Ⅱ+Ⅲ
[单选题]As for a diesel engine, lack of combustion air may be due to ().
fouling turbine
[单选题]The compressed air is admitted to each cylinder through a cam operated by starting air valve when the piston has just passed its ().
TDC