文章详细信息 关键词: 汽油机;排放;使用因素 [gap=203]Keywords: gasoline engine; exhaust emissions; use factors
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使用因素分析和群组分析确定食物因素和饮食模式群组。
Factor analysis and cluster analysis were used to identify the food factors and dietary pattern clusters.
本文分析了汽油发动机的冷起动使用因素,介绍了改善汽油发动机低温起动的新装置。
This paper analyses the factors affecting cold starting of gasoline engine and introduces some new devices to improve the engine starting at low temperature.
影响SKF轴承使用寿命的因素可能有很多,可以从使用因素和内在因素来进一步的说明。
The factors that affect the SKF bearing service life may be many factors and from the use of internal factors to further instructions.
And the top answer that was 82% was the Internet, something like 60% said they thought the availablity of guns was a significant factor in the Columbine's shooting.
高达82%的人认为是因为网络,约有60%的人认为,枪支的使用是一个重要因素,造成了这起枪杀案。
And developmental psychologists use many ingenious methods to try to pull these apart and try to figure out what are the basic components of human nature.
发展心理学家们使用了许多巧妙的方法,试图将这些因素分开,试图找出人性的基本成分,究竟是什么
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