• The packing seal device of the screw shaft can automatically press the sealing packing, reliably eliminate wearing clearances of the packing in time and has the advantage of stable sealability.

    填料密封装置自动紧密封填料,及时可靠地消除填料磨损间隙具有稳定密封装置密封性能优点

    youdao

  • The packing seal device of the screw shaft can automatically press the sealing packing, reliably eliminate wearing clearances of the packing in time and has the advantage of stable sealability.

    填料密封装置自动紧密封填料,及时可靠地消除填料磨损间隙具有稳定密封装置密封性能优点

    youdao

$firstVoiceSent
- 来自原声例句
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定