精选优质文档-倾情为你奉上rotational speed：转速capacity: 功率steam turbine: 蒸汽轮机gas turbine: 燃气轮机speed reduction ratio: 减速比displacement: 排量flexible coupling: 柔性联轴节maintenance interval：检修周期gasoline engine： 汽油机draft：吃水线torsional vibration damper: 减振器torque：扭矩prime mover：原动机be aligned with: 与对中alignment：对中thermal efficiency：热效率loop scavenge：回流扫气cross scavenge：横流扫气uniflow scavenge：直流扫气supercharge：增压tappet clearance：挺杆间隙spark plug：火花塞indicator diagram：示功图indicator
