This is the fastest way for the cold engine to reach its operating temperature.

再一种方法是大脚油门，把转速提上来，发动机也能很快升温。

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The cranking enrichment system provides extra fuel when a cold engine is being cranked.

起动加浓系统在冷发动机起动时供应额外的燃油。

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This choke valve, during cold engine starting, starts fuel to flow through the main system prematurely.

在冷启动时，阻风门使燃油提早进入主供油装置。

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And we had the similar statement by Kelvin about the heat engine that required that some heat gets dumped into a cold reservoir in the process of converting the heat from the hot reservoir into work.

相同的陈述,同样的有开尔文表述：,把热量完全从高温热源,转移至低温热源的过程中,必然有功的输出。

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It's always tougher to jump start a cold engine.

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Because hydrogen can clean the exhaust right from a cold engine start, the plasma reformer method is 20% to 50% more efficient at reducing NOx than other clean-diesel technologies, allowing less unburned fuel to pass through in the process.

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Although heaters are minimized to conserve battery range, Consumer Reports rated a Volt test car at a paltry average 25 miles of electric-only running before the gasoline engine kicked in under cold Connecticut winter conditions.

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