Research shows, on mountain highway with varied falling gradient, the continuous brake mode affected together can make vehicle travels steady in the speed range.

研究表明，在坡度不断变化的山区公路上，联合作用的持续制动方式可以使汽车在上述速度范围内稳定行驶。

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The two-10-year spread also flattened hugely with the gradient of the curve falling below 200 basis points (2%) for the first time since October and ahead of the expected second round of quantitative easing.

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