expiration GREGMAT专八

1.the expiration of the lease.

租约。

2.at the expiration of a contract

合同到期后

3.the expiration of three years.

三年期满。

4.expiration of the service value

超过租赁资产已服务价值

5.Objective To develop a method of preparing and quality control for minoxidil solution and to estimate the expiration date.

目探讨米诺地尔生液制备及质量控制方法,并预测其有效期。