I'll check the material certificate of the pipe.

我要这管子的材质证书。

youdao

The supplier must provide quality certificate when we purchase seal material.

进货时供应商必须提供产品质量保证书。

youdao

Please find the attached Material Quality Certificate from Baosteel for your reference.

这些是宝钢提供的产品质量保证书，请参考！

youdao

Please find the attached Material Quality Certificate from Baosteel for your reference.

这些是宝钢提供的产品质量保证书，请参考！

youdao