If crawling the Web empirically and without commercial bias is the moral duty of a search engine, Baidu is, at least in the eyes of its competitors, not a moral company.

如果说不带任何商业偏见地抓取网站是一个搜索引擎的道德义务的话，那么，至少在竞争者眼中，百度不是一个有道德的公司。

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Research on regeneration characteristic of diesel particulate trap using fuel additive is conducted on light duty diesel engine.

采用铁基的燃油添加剂对柴油机微粒捕集器再生特性进行了研究。

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With the numerical simulation of heavy-duty diesel engine to strengthen performance, a CAD assembly model of cylinder head bolt is built based on the thread.

结合大功率柴油机性能强化的数值计算，在考虑螺纹的基础上建立了气缸盖螺栓的CAD装配体模型；

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Its main business is Guangxi Yuchai Machinery Company, which is one of the largest medium-duty diesel engine manufacturers in China.

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One thing hasn't: Cummins Engine, the world's biggest maker of heavy-duty diesel engines, still doesn't make money.

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