Bidding 招投标 (MP3)
Bidding 招投标 A contractor bidding for a construction is required to prepare many bid documents.参与建筑工程投标的承包商要准备许多投标文件。 All bids are kept secret […]
Bidding 招投标 A contractor bidding for a construction is required to prepare many bid documents.参与建筑工程投标的承包商要准备许多投标文件。 All bids are kept secret […]