In the process, oil is top gas (often reduced pressure), chemical is butadiene unit, the torch gas recovery system, oil and chemical are used.
工艺上用的，石油是塔顶气(常减压)，化工是丁二烯装置，火炬气回收系统，石油和化工均采用过。
It is pointed that the oil-gas recovery technology is a systematic engineering. The design and election of oil-gas gathering units and recovery system are of the same importance.
油气回收技术是一个系统工程，在设计和选型时，应该注意油气收集系统和油气回收装置的同等重要性。
It is pointed that the oil-gas recovery technology is a systematic engineering. The design and election of oil-gas gathering units and recovery system are of the same importance.
油气回收技术是一个系统工程，在设计和选型时，应该注意油气收集系统和油气回收装置的同等重要性。
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