工作气体采用稳定比例的混合气体方式，快速轴流速度智能可调。

Working gases is mixed according to certain ratio, whose fast axial flow speed could be intellectually adjustable.

youdao

工作气体采用稳定比例的混合气体方式，快速轴流速度智能可调。

Working gases is mixed according to certain ratio, whose fast axial flow speed could be intellectually adjustable.

youdao