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1·A small volume weighing bottle was designed and a new weighing method was developed.

设计了一个小体重测定瓶，拟定了小体重测量方法。

2·Leave the stopper off of the weighing bottle until the first time the desiccator is opened after the KHP has cooled.

待KHP被冷却后，让称量瓶的塞子一直打开，直至第一次把干燥器的盖子打开为止。