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。

The statistic cooling characteristic of a new type of aqueous polymer quenchants(KHP-W) was researched by using testing instrument.

采用冷却介质性能检测仪对新型聚合物型冷却介质KHP-W的静态冷却性能进行了探究。