New public-health studies and laboratory experiments suggest that, at every stage of life, traffic fumes exact a measurable toll on mental capacity, intelligence and emotional stability.
最新的公共卫生研究和实验室实验表明，在生命的每个阶段，汽车废气都会对人的心智能力、智力和情感稳定能力造成一定程度的损害。
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.
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。
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.
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；
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