The test result shotoed that using this cooling method the circulating water can be cooled down to a temperature be-low the ambient temperature under certain conditions.

实验结果表明：该冷却方式在一定的鼓泡条件下，可以将循环水冷却到环境温度之下。

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Using trimethylamine and epichlorohydrin as raw materials, an active intermediate, glycidyl trimethyl ammonium chloride (GTA), was synthesized at ambient temperature.

以环氧氯丙烷和三甲胺为原料，常温下合成活性中间体失水甘油基三甲基氯化铵(GTA)。

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