This speed range was chosen because it is when most collisions take place, especially rear-end shunts in slow-moving traffic.

之所以选择这样的速度范围，是因为大多数的碰撞都在此范围内发生，尤其是低速行驶时的追尾事故。

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Experimental results show that the exhaust tuning chamber can improve the engine performance at the middle low speed range.

试验表明，采用排气调谐腔能有效改善发动机在中低速区的性能。

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The results show that the waveform is suitable for a broad casting speed range and can meet the need of continuous casting production.

结果表明，这种非正弦振动波形具有较好的拉坯速度适应范围，能够满足连铸生产的要求。

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For example: Key to the Ford hybrid's system big numbers is its all-electric speed range of up to 62 mph.

WSJ: 2013 Ford C-Max Hybrid Review: A Fine Car Falls Way Short on MPG | Rumble Seat by Dan Neil

To find America's fastest roads, Inrix first looked for stretches of roadway where motorists routinely drive fast, then it found the speed range at which each roadway's fastest 5% of drivers travel.

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When asked, some study participants expressed strong interest in having a vehicle that could drive itself, particularly for long trips when lane centering and full-speed range adaptive cruise control could help lighten the driver's workload.

ENGADGET: Cadillac road tests self-driving Super Cruise tech, could hit highways by mid-decade