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。
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。
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