根据含油污泥的组成成分，研究选取了热化学清洗工艺处理该含油污泥。
Based on the ingredient of oily sludge we chose the hot water washing process as the process of oily sludge treatment.
盘上装有自清洗装置，通过让圆盘旋转来刮下附着在圆盘旋转轴和外壳上的污泥。
There are self-cleaning devices on the disk, scraping sludge attaching on rotating axis and casing through tray rotating.
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