lubrication hole meaning in English

加油孔
润滑孔
注润滑油孔

Plain bearings - wrapped bushes - lubrication holes , lubrication grooves and lubrication indentations
滑动轴承.卷制轴套.润滑油孔油槽和油穴
Plain bearings - wrapped bushes - part 3 : lubrication holes , lubrication grooves and lubrication indentations
滑动轴承卷制轴套第3部分:润滑油孔润滑油槽和润滑油穴
Plain bearings - wrapped bushes - part 3 : lubrication holes , lubrication grooves and lubrication indentations iso 3547 - 3 : 1999
滑动轴承.卷制轴套.第3部分:润滑油孔油槽和油穴
Plain bearings - lubrication holes , grooves and pockets - dimensions , types , designation and their application to bearing bushes
滑动轴承.润滑油孔油槽和油穴.尺寸类型标记及其对轴套的应用
Plain bearings - lubrication holes , grooves and pockets - dimensions , types , designation and their application to bearing bushes ; identical with iso 12128 : 1995
滑动轴承.润滑孔润滑槽和润滑衬套.轴承套的尺寸