With supercharging a larger mass of air is supplied to the cylinder by blowing it in under pressure, which is the best means to () of the engine.
时间:2022-11-06
In an ordinary four-stroke engine the exhaust valves open ()
"Scavenging" on a diesel engine means ().
油润滑艉轴承首端密封的作用是()。
用液压工具拆主机主轴承液压撑杆螺栓和缸头螺栓时,要注意()。
柴油机冷态即环境温度下测量曲轴臂距差具有测量值()。Ⅰ.准确;Ⅱ.符合规范;Ⅲ.稳定;Ⅳ.便于操作;Ⅴ.不受温度影响。
导致曲轴轴线产生塌腰形变形,臂距差朝正值增大方向变化的因素有()。Ⅰ.爆发压力;Ⅱ.飞轮重量;Ⅲ.曲轴自重;Ⅳ.活塞装置重量;Ⅴ.轴系轴线低于曲轴轴线,两法兰呈上开口。
时间:2022-11-05
柴油机镀铬气缸套正常磨损率应在()mm/kh范围内。
Crank web deflection readings will give a positive indication of ().
巨大型船舶对动力装置的重量和尺度没有特别要求,一般采用()柴油机动力装置。
活塞杆的中心线与十字头销的中心线应()。
An increased pressure differential between the inlet and outlet of a strainer usually indicates the strainer is ()
短轴系是指具有()或()中间轴的轴系。
The loss of () from an air compressor could lead to an overheated air discharge and possibly an explosion in the pipelines leading to the air reservoir.
舵杆表面的裂纹应采用()检查。