screwsn.螺丝名词screw的复数形式.screwn.螺钉；螺丝；螺状物；螺旋桨；螺旋；吝啬鬼；监狱看守人；<粗>性交；<英俚>工资；薪水v.拧紧；拧；压榨；<粗>性交screw torque螺杆扭矩screw washer螺旋洗矿机,螺旋垫圈screw reamer螺旋绞刀screw-fusen.螺旋熔丝screw gummer螺旋式煤粉除粉器screw cutter螺纹刀具screw chases螺丝版框screwes ends螺纹接头screw grader螺旋分级机screw toppedadj.有螺旋盖的

1. A feed screw extends from the base to the knee.
   进给丝杠从底座伸向升降台。
2. The ball screw of evry axis is of high precision and is preloaded,sothe movement of the three axis is high in stability.
   各轴丝杠为精密滚珠丝杠副，且经过了预紧，雕刻运动平稳刚性好。