If it is difficult for you to deliver the original document, you may send us the duplicatedocument or the triplicate.
假如贵方无法付寄正本文件的话，贵方可以寄副本或第三副本给本公司。
2
Troublesome to remove duplicate Spaces in the original document.
难以除去初始文档中的重复空格。
3
Duplicate Content - If multiple documents contain the same information, then only the most relevant document of that set is included in your search results.