NC machine speed adjustment, and more and more application of the VVVF technology to achieve.

数控机床的转速调整，目前越来越多地应用了变压变频技术来实现。

youdao

NC machine speed adjustment, and more and more application of the VVVF technology to achieve.

数控机床的转速调整，目前越来越多地应用了变压变频技术来实现。

youdao