全自动裁切机是我公司自主开发的产品，拥有专利产权。

The curtain of ultrasonic cutting machine is my company independent development of products, with the patent rights.

youdao

全自动裁切机是我公司自主开发的产品，拥有专利产权。

The curtain of ultrasonic cutting machine is my company independent development of products, with the patent rights.

youdao