与标书一起应有一份书面委托…

Proof of authorization shall be furnished in the form of a wr…

建设单位与其委托的工程监理单位应当订立书面委托监理合同.

The project owners shall enter into written contracts on supervision with the entrusted project supervising units.

任何一名董事如不能出席会议，应以书面委托的形式指定一名代理出席会议和行使表决权。

In case of absence of the meeting, the director shall entrust another person to attend and vote for him with a trust deed.