目的研究盐酸丁卡因注射液的稳定性及贮存期。

OBJECTIVE To study the stability and expiration of tetracaine hydrochloride injection.

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注释：若在机坪上使用，移动设备要有防冰液贮存箱。

NOTE: for use on the ramp, the mobile equipment has a storage tank for the anti-icing fluid.

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结合液氩贮存和输送系统回流工艺管线存在的具体问题，分析其原因，提出了改进方案。

Based on existing problems of the reflux technology pipeline in the liquid argon storage and transportation system, the reasons are analysed and improving project is put forward.

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