酸湖附近，温度很高的火山气体每天可凝结成4吨左右的硫磺石。
Nearby, super-hot volcanic gas can condense into as much as 4 tons of sulfur a day.
可更经济合理地用单台换热实现管程水蒸汽的冷凝及其凝结水的冷却、壳程介质被加热的换热过程。
By using this method, the process of the condensation of the vapor, the cooling of the condensed water and the heating of the content at shell side can be…
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