worm ball return guide 蜗杆球回行导架
ball worm 滚珠蜗杆
ball worm gearing 滚珠蜗杆传动
ball globoid worm 环面滚珠蜗杆
ball globoid worm gear 环面滚珠蜗轮
Research of Ball Worm Gearing 滚珠蜗杆传动的研究
ball globoid worm gear drive 滚珠蜗杆传动
And under good conditions, the ball will turn back to a worm and start growing again.
而且，在条件良好的情况下，这球孢会变回到蠕虫，再次开始生长。
WILLIAMSON company has provided for floating ball valve with a mounting pad, through which it is easy to fix the actuators, such as worm gear, pneumatic and electric actuators.
威廉姆森公司的浮动球阀均设置了安装驱动装置的支架平台，通过驱动装置支架，可以方便的安装蜗轮蜗杆传动装置、气动装置或电动装置。
A: and under good conditions, the ball will turn back to a worm and start growing again.
A：而且，在条件良好的情况下，这球孢会变回到蠕虫，再次开始生长。
应用推荐