Due to the improvement of modern life, increased work pressure, changes in diet and other factors, the incidence of cardiovascular disease is increasing.
由于现代生活的提高、工作压力增加、饮食习惯改变等诸多因素的影响，心血管疾病的发病几率呈增长趋势。
In this paper the effect of various factors, I, e. tyre pressure, tyre load, motor vehicle running speed and wheel alignment, upon the tyre life is analysed in detail.
详细分析了轮胎气压、轮胎载荷、汽车行驶速度和前轮定位时轮胎寿命的影响。
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