Warning: file_put_contents(/www/wwwroot/ppbbu/28094.com/cache/92930047ad3813d88a5e76457d29c3f6.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/28094.com/index.php on line 55 screw without nut是什么意思，screw without nut的翻译，screw without nut音标、读音、用法和例句_贰靶汉英词典
Then screw nut did not try to jack up the entire turret components and the weight, the role without friction whereabouts. 这时螺母没有托住丝杆以及整个刀架部件的重量，由于摩擦阻力的作用而不下落。