Based on the practice, Analysis is made on the causes of frost boil road formation in northern regions, and given the preventions.

结合工程实践分析了我国北方地区道路翻浆成因，并提出了多种防治措施。

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By utilizing modal synthesis technique and theory of elastic mechanics, the formation mechanism and simulation method of vehicle body dynamic stress caused by road unevenness are studied.

运用模态综合技术和弹性力学理论，研究了由路面不平度引起的车身动应力的形成机理及其仿真计算方法。

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The cause of two the landscape grillwork formation is correlation with the following factors, current tectonic activity of road fault zone, difference of material crust and activity of mankind.

这一景观结构的形成与公路断裂的现代构造运动、地壳物质组成的差异和人类活动的差异相关。

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It invented National Running Month, coming up in May, and announced its formation in concurrence with its sponsorship of 10 relatively low-wattage but hyperlocally popular road races, such as the Ridge Run 10K on the south side of Chicago, not too far from my humble abode.

FORBES: Dick's Sporting Goods: Stock is up thanks to youth sports families stocking up