该装置解决了地下水化学在野外冷水泉无法进行气体观测的难题，而且制作简单、费用低廉，非常便于推广。
The device, simple in making, low in price, and easy to popularizing, solves the problem that gas observation can't be made in a cold spring in the field.
该装置解决了地下水化学在野外冷水泉无法进行气体观测的难题，而且制作简单、费用低廉，非常便于推广。
The device, simple in making, low in price, and easy to popularizing, solves the problem that gas observation can't be made in a cold spring in the field.
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