投标人应准备一份投标文件正本、四份副本和一个U盘，每套投标文件须清楚地标明“正本”或“副本”。

The bidder shall make ready one original and four copies of the bid document and a USB disk. Each bid document shall be clearly marked as "original" or "copy".

youdao

投标人应准备一份投标文件正本、四份副本和一个U盘，每套投标文件须清楚地标明“正本”或“副本”。

The bidder shall make ready one original and four copies of the bid document and a USB disk. Each bid document shall be clearly marked as "original" or "copy".

youdao