handwheel
n. 手轮,操纵轮;驾驶盘
例句
Reinstall handwheel and secure with retaining bolt.
重新安装手轮,用固定螺栓加固。
Regulation is accomplished by rotating the handwheel clockwise.
规则要求按顺时针方向旋转手轮。
Specify required extension length from centerline of valve to handwheel.
注明从阀门中心到手轮的所需加长件的长度。