回收溶剂油
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Oil recovered from solvent degreasers 油回收溶剂除油剂 ; 石油溶剂脱脂剂从恢复
recovered solvent oil
以上为机器翻译结果，长、整句建议使用 人工翻译 。
With the raw material of spent bleaching clay of castor oil refining, castor oil was recovered by 6# solvent extraction with special equipment designed and manufactured by oneself.
以蓖麻油脱色后的废白土为原料，利用自行设计制造的专业提油设备，采用6#溶剂浸出工艺回收废白土中的油脂。
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