目前少数工厂流水线箱外自动打砂房即便在无箱通过时，抛头电机多以工频空载运转。

Currently most factory outside play sand automatic water kit is included as standard room even in no case through, head to work more than throw motor frequency no-load running.

youdao

目前少数工厂流水线箱外自动打砂房即便在无箱通过时，抛头电机多以工频空载运转。

Currently most factory outside play sand automatic water kit is included as standard room even in no case through, head to work more than throw motor frequency no-load running.

youdao