1、You say your cost price is 100 for each unit, and you want a 20% profit. That's 120 per unit.
您說貴公司成本價是每單項100元，還要維持20%的利潤，那就是單價120元。

2、The ~ between selling price and cost price is 3 to 1.
銷售價格和成本價格的比率是3：1。

3、Discussing Againon Confirmation of Cost Price in Bid for Project
談招投標工程成本價的確定

4、Cost price analysis of shield tunneling
隧道盾構(gòu)法施工成本價格分析

5、Guidance of construction material cost price inquiry, pricing of work and identify price.
指導工程裝修材料成本的詢價、定價和鑒定工作。

cost price翻譯