duly certified copy造句

• A the duly authenticated original award or a duly certified copy thereof
  一经正式认证的裁决正本或经正式核对的副本。
• B the original agreement referred to in article ii or a duly certified copy thereof . 2
  二第二条所提到的协议正本或经正式核对的副本。
• If signed under a power of attorney , such power of attorney or a duly certified copy thereof must accompany this application form
  倘以授权书形式代签，必须于本申请表附上有关授权书或其正式公证副本。