High stiffness and repeatability characterize the ball screw drive.
高硬度和可重复性特点滚珠丝杠驱动器。
Low torque required to drive the load due to high efficiency ball screw.
低扭矩所需的驱动负载，由于高效率的滚珠丝杠。
The mechanism of drive and numeric control of various kind of screw presses are studied.
对不同种类的螺旋压力机的传动及其数控机理进行了比较研究。
To drive(a screw or bolt) into a countersink.
螺栓上的扳手。
To drive(a screw or bolt) into a countersink.
螺栓上的扳手。
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