Ball screw is dedicated to the turning of thread and setting, in the other surface is turning, light, not only its poles ball screw.

丝杠是专门用来车削各种螺纹而设置的，在进行工件的其他表面车削时，只用光杠，不用丝杠。

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Calculation on baiting of truss of welded ball grid and setting of grid size are premises for assuring the quality of grid unity installation.

焊接球网架的施工杆件下料加工值的计算以及网架网格尺寸的定位是保证网架整体安装质量的主要前提条件。

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In many cases a drop ball, which lands in a profiled seat, will be used to shift the setting or activation mechanism at predetermined pressures.

在许多情形中，在预定压力下利用坐放在定型座上的落球使坐封机构或启动机构移位。

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The trio carved open the Motherwell defence, setting up Stewart to roll the ball home after his late run into the box.

BBC: Hearts 3-2 Motherwell

She got her own rebound and after calling a timeout, the Huskies had a chance before Mosqueda-Lewis got caught in the corner and threw the ball away to Diggins, setting up the finish.

NPR: Late Lay-In Lifts ND Over UConn In Big East Final

The Cyclones knocked the ball out of bounds while trying for the rebound, setting up the final chance.

NPR: No. 2 Ohio State Beats Iowa State 78-75 On Late 3