抽水蓄能电站主轴密封
main shaft seal in pumped storage power station
动力输出轴主防护罩
power take-off master shield
高速主轴系统
high-speed spindle system
高速主轴组件
high-speed spindle components
机床电主轴系统
Electrical spindle system of machine tools
机床主轴系统
Machine tool spindle system
气体静压轴承－主轴系统
aerostatic bearing-spindle system
前左主轴承盖螺栓
front left main bearing cap bolt
曲轴主轴承端面
crankshaft main bearing face
曲轴主轴承盖螺栓
crankshaft main bearing cap bolt
曲轴主轴承间隙
crankshaft main bearing clearance