product certification造句

1、Its products through China's compulsory product certification and agreed a certificate.
其产品通过中国最强制性产品的认证，并获有证书。

2、No, Vendor Site Certification and Vendor Product Certification may be mutually exclusive.
不是。发行商网站认证和发行商产品认证没有直接关联。

3、The first part of this thesis introduces the compulsory product certification scheme.
本文的第一部分介绍了强制性产品认证制度。