某轻烃回收装置自投用以来，脱丁烷塔操作压力一直不稳定。

The operation pressure of debutanizer was unstable since a light hydrocarbon recovery unit had been put into use.

youdao

某轻烃回收装置自投用以来，脱丁烷塔操作压力一直不稳定。

The operation pressure of debutanizer was unstable since a light hydrocarbon recovery unit had been put into use.

youdao