The inorganized emission of odors from flotation tank of oil refining wastewater treatment plant in Daqing Petrochemical Company has endangered the ambience and the public health.
大庆石化公司炼油污水厂浮选池无组织排放出大量恶臭气体，对周边环境和人体健康造成了很大危害。
The odor from oil refining wastewater treatment plant is harmful to the people and equipment.
炼油废水处理场产生的臭气对人和设备均有较大的危害。
Abundant of oily wastewater will be generated from oil exploration, refining and machining processes.
在石油开采，炼制及加工过程中会产生大量的含油废水。
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