这张票有效期是多长时间?
行船时刻表有效期是多长时间?
有效期是多长时间?
信用证的有效期是多长时间?
前言:目的:了解药品标明有效期及其时间范围的情况。
Objective: To understand the condition of validity of drugs and its range of time well.
前言:目的:了解药品标明有效期及其时间范围的情况。
Objective: To understand the condition of validity of drugs and its range of time well.
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