position sleeve meaning in Chinese

定位套

The valve stem with its grooved rings and positioning sleeve indicates the throttled position of the valve
阀杆及其沟槽环和定位套筒显示阀门的节流位置。
The positioning sleeves will hold the flange halves together helping to facilitate joining to the mating flange ( s )
这个定位衬套将把法兰的两半固定在一起，有助于简化连接配套法兰。
Position the assembly onto the mating flange and install all flange bolts , being sure to remove positioning sleeves ( fig . 3f )
将总成放置在配套法兰上，并安装所有法兰螺栓，确保拆卸定位衬套（图3f ）。
Insert the two plastic positioning sleeves ( enclosed in the box with the flanges ) ( fig . 3b ) where the two halves of the flange adapter come together ( fig . 3c )
插入两个塑料定位衬套（附在随法兰的盒子内）（图3b ），在这里法兰适配器的两半组合在一起（图3c ）。