正确答案: D
该缸的缸头螺栓/拆掉该缸全部缸头螺栓
题目:主机吊缸时,对大型超长冲程的气缸套,用说明书规定的专用工具和起吊方法,缸套从缸内拔出后,有时会出现机舱空间的高度不够,不能被顺利吊走。此时挡住缸套的是(),应对措施可以是()。
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学习资料的答案和解析:
[单选题]气缸套内圆表面采用()加工,是防止拉缸事故的工艺措施之一。Ⅰ.珩磨;Ⅱ.振动;Ⅲ.机械;Ⅳ.波纹;Ⅴ.磨削。
Ⅰ+Ⅱ+Ⅳ
[单选题]在船上吊缸检修时,为了安全不仅要遵守吊运安全规则,而且()。
严禁超重吊运
[单选题]单轴系的特点是()。Ⅰ.直接传动;Ⅱ.结构简单可靠;Ⅲ.便于操纵;Ⅳ.便于维护管理;Ⅴ.建造费用低。
Ⅰ+Ⅱ+Ⅲ+Ⅳ+Ⅴ
[单选题]水润滑式艉轴工作轴颈包覆(),非工作轴颈包覆()。
铜套/玻璃钢
[单选题]A lubricant often has to perform many duties in any situation, in addition to its fundamental job of ().
reducing friction
[单选题]Blow-off of the relief valves of the main cylinders during operation indicates ().
the cams are not properly set
[单选题]Lube oil filters remove contaminants more efficiently if the oil being filtered is ().
heated to reduce viscosity
[单选题]If you are unable to stop a diesel engine by any other means,you should().
discharge a CO2 extinguisher in the air inlet