slidern.滑雪者；滑动器；[棒]滑行曲线球slider regulator滑动调节器slider resistance滑线电阻slider crank chain滑块曲柄链系slider interrupter滑块隔离机构slider gas bearing气体滑动轴承slider locking pin滑座驻栓slider-crank press曲柄压力机slider crank mechanism滑块曲柄机构slider motion analysis滑块运动计算slider-crank mechanism曲柄滑块机构