这个结果在清洁的燃烧室，活塞、火花塞、阀门，结果在减少磨损和这些发动机零件。

This results in a cleaner combustion chamber, pistons, spark plugs and valves which results in less wear and tear on these engine components.

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主要用途石棉盘根用于若酸碱、液氨、水、油品介质、阀门、泵、活塞、杆作防腐密封。

Main USES asbestos pan-gen liquid ammonia acid and alkali, for if, water, oil medium, valves, pumps and piston and rod for anticorrosion seal.

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活塞一个能调节液体或气体流动的龙头或阀门。

A faucet or valve by which the flow of a liquid or gas can be regulated.

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