It's the most advanced heavy-duty engine oil yet developed by Shell and provides high protection even at the low-viscosity levels required for optimal fuel economy.

这是最先进的重型发动机油尚未开发的壳牌公司，并提供高度保护，甚至在低粘度所需的水平最佳的燃油经济性。

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Our company is specialized in series of diesel engine, electric fuel pump, oil injection nozzle, start machine and accessories used for cars and light duty trucks.

本公司专业生产电动燃油泵、喷油嘴及起动机系列产品，适用于轿车、轻卡及柴油机配套产品及配件。

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The specification and development of heavy-duty diesel engine oil in Europe, quality guarantee systems of automobile engine in Europe and American were presented.

介绍了欧洲重负荷柴油机油的规格、欧洲和美国车用发动机油质量保证体系和欧美柴油机油规格的差别及原因。

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