美国公路交通安全局建议‘TTR’法为规定用于轻型货车和轻型箱式越野车侧翻稳定性试验的一种方法。
The NHTSA (National Highway Traffic Sefety Administration) has suggested the 'TTR' method as one means of regulating the roll stability properties of light trucks and utility vehicles.
本文利用微分方程稳定性理论，研究了城市交通容量中两种交通方式的竞争关系，它们适合于根舍模型；
Using the theory for differential equation stability, this paper investigates a struggle relationship between two traffic modes in city traffic volume , and shows they suit Gause' s model.
从材料、气候、交通条件等方面阐述了影响沥青混合料高温稳定性的内在因素和外在因素，并提出了改善沥青混合料高温性能措施。
From materials, climate and traffic conditions, discussion is made on the factors that influence the stability at high temperature of asphalt mixture, and given the Suggestions.
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