| 单词 | petroleum sulfonates |
| 释义 | petroleum sulfonates [pǝ`trō·lē·ǝm `sǝl·fǝ´nāts] MATERIALS Sulfonated petroleum products made as by- products of SO3 treatment of white oil or lube-stock; used as lube-oil additives, textile-processing emulsifiers, and rust preventives. |
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