Objective: To study the stability of tea pigment capsules and to predict its expiry date for clinical application.
前言： 目的：研究茶色素胶囊的稳定性并预测其临床使用有效期。
Objective: to study stability of fleroxacin injection at room temperature as to predict its expiry term.
目的：考察氟罗沙星注射液的稳定性，并预测其室温贮存有效期。
Check the expiry date on your permit, and make sure you renew or "Change the Conditions" of your Study Permit at least 60-90 days before the expiry date.
一般申请的资料要在签证到期前的60-90天提交，不然就有可能赶不及在你旧的签证到期前收到新的签证。
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