n. economizer
misc. fuel economizer
该内燃机节油器结构简单、制 造容易、成本低廉。
The oil saving device of the internal combustion engine has the advantages of simple structure, easy fabrication and low cost.
愿做节油器添加剂，节油添加剂中国华南区代理推广商！
China willing to promote the agent from Southern China, to be specific si!
装上本节油器，能缩小量孔的间隙和限制流量，增加油的雾化从而达到节油效果。
The installed oil-saving device can reduce the gaps of metering-orifices, limits flow, increases oil atomization, and thus saves oil.
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