competitive bidding system
[经] 竞争性招标制
fair competitive bidding
[经] 公允的竞争机会
international competitive bidding
[经] 国际竞争性招标
limited competitive bidding
[经] 有限竞争性招标
non-competitive bidding
[经] 非竞争性招标
unlimited competitive bidding
[经] 无限竞争性招标
