detergent 清净剂 detergent-dispersant additive 净化-分散剂 detergent-dispersant and high alkalinity additives 净化-分散高碱性添加剂 ..
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Metallic detergent and ashless dispersant additive system provides superior control of ring belt and piston skirt deposits, even under the most severe operating conditions.
金属洗涤剂和无灰分散剂系统提供的环带和活塞裙存款优越的控制，即使在最严酷的工作条件。
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