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。
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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