在井下作业中，原油、废水与地表土壤及铺垫井场地面的废钢渣等相混合，形成了特殊的作业井场含油固体废物。为此，采用了两种处理方法对该类含油固体废物进行综合治理研究。
During a well workover, the oily solid contaminant in the well field is composed of crude oil, waste water, surface soil and waste steel sludge spread on the well field.
在井下作业中，原油、废水与地表土壤及铺垫井场地面的废钢渣等相混合，形成了特殊的作业井场含油固体废物。为此，采用了两种处理方法对该类含油固体废物进行综合治理研究。
During a well workover, the oily solid contaminant in the well field is composed of crude oil, waste water, surface soil and waste steel sludge spread on the well field.
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