下列说法中符合标底价格编制原则的是( )。

A．标底价格应由成本、税金组成，不包含利润部分

B．一个工程可根据投标企业的不同编制若干个标底价格

C．标底的计价依据可由编制单位自主选择

D．标底价格作为招标单位的期望计划价，应力求与市场的实际变化相吻合

Same goods can be valued different at different times. Goods often stop during the transfer process, which is professionally called the （）.

A.Inventory

B.Store

C.Stock

D.Storage of logistics