The formulation of paraffin base the fourth generation diesel locomotive Oil containing zine was presented.

介绍了石蜡基含锌内燃机车四代油的配方研究。

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The preparation, evaluation and field test of the fourth generation zinc-free locomotive oil is de- scribed.

本文介绍了铁路内燃机车非锌第四代油的研制、评定及行车试验结果。

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The paper first demonstrate the feasibility and the significance of the applications of heavy oil in locomotive diesel engine.

本文首先对重柴油在机车柴油机上应用的可行性和意义加以论证。

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They were once components of the DJIA, as in later periods were American Cotton Oil, Baldwin Locomotive, and Victor Talking Machines Inc.

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