公路工程的投标报价不等于工程概预算，它是通过概预算方法工程细目的预期单价和费用，进而预测建设项目成本和在此基础上的利润。
The biding quotation method is researched in detail so as to put forward a perfect method which is helpful for the subsist and development of the construction cooperation.
在合同生产工程/细目分类阶段，由图纸办公室和/后生产工程人员提出请购单。
PR's are raised during the Production engineering/breakdown phase of a contract by Drawing office and/or Production Engineering personnel.
在合同生产工程/细目分类阶段，由图纸办公室和/后生产工程人员提出请购单。
PR's are raised during the Production engineering/breakdown phase of a contract by Drawing office and/or Production Engineering personnel.
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