求翻译：了解到作为甲方，应从设计方案，材料选定，进度款支付，签证审核，及竣工结算五大角度来实现整个工程的成本把控。）【特别是参与到了专业分包，如消防，空调，电梯的招投标工作，由甲方出招标文件，及清单，邀请三家以上资质合格的分包单位竞标，就其品牌影响力，市场占有率，性价比等方面评定中标单位，再与该单位洽谈定标价，合同价款支付方式，甲乙双方权责关系等来签订合同】是什么意思？

Learned as a Party, from design, materials selection, pay progress payments, visa review, and completion of the five angles to achieve the settlement cost of the project to control. ) [Particularly in the sub-professional, such as fire, air conditioning, elevator bidding, the tender documents by the

Understand that as a party, should be selected from the design programs, materials, and the progress payment clearing 5 visa vetting and completed the perspective that controlled the entire cost of the structure. Elections in particular, has been involved in the professional sub-contracting, such as

Learned as a party, should be removed from the design, material selection, progress payment, visa approval and completion settlement of five large angle to the whole project cost control. ) "Especially participation to has professional min package, as fire, air conditioning, Elevator of enrollment t