certificate of authorization meaning in Chinese

授权书
授权证书（许可证）

4 offer certificate of authorization
4提供授权书
435 we have received certificate of authorization for the fabrication and erection of pressure vessels
我们具有压力容器制作和安装的授权认可证书。
435 we have received certificate of authorization for the fabrication and erection of pressure vessels
我们具有压力容器制作和安装的授权认可证书。
2 a certificate of authorization to the representative accredited to the office issued by the chairman or president of the enterprise
2 .由该企业董事长或总经理签署的派驻机构代表的授权书提供原件。
The signature must be done by himself ( or herself ) . in the case of signature made by the agent the written certificate of authorization must be provided
1申请材料真实性的保证声明应由申请人（申办企业由法定代表人）签署生效。委托代表人签署的，应出具由申请人签署的有效委托书。