气体分馏装置中一些气体的排放造成很大的浪费和环境污染。

The gases exhausted from light -ends unit may cause serious waste and environment pollution.

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对气体分馏装置目前存在的问题，分析原因并提出了解决方案。

Meanwhile the problems existing in gas fractionation unit and resolutions for it are put forward.

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气体分馏装置脱乙烷塔顶冷却器浮头螺栓，半数发生脆性断裂。

Half the number of bolts in floating head of deethanizer overhead cooler were brittle fractured.

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