The primary factors that influence the heat level and its change direction of the blast furnace have been analyzed.

论文分析了影响高炉炉温水平及炉温走向的主要因素。

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Using microwave-heated ceramic chips instead of standard gas flame or electric coil, the system heats pans with near-perfect balance and lets you control the heat level with incredible precision.

取代通常用的天然气火苗或者电炉丝而用微波来加热陶瓷片，这个系统近乎完美地均衡加热平底锅并且使我们能以难以置信的精确度来控制加热水平。

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Can she take the heat of this level of competition?

她承受得了这种水平的比赛的压力吗？

《牛津词典》

If the temperature drops below a certain level it sends a signal, 'turn on the heat', and that signal stays on until it gets a negative signal to turn off.

如果温度降到一定程度以下时,探测器会发送一个信号,打开加热器,直到加热器再收到关闭的信号,它就会一直开着

耶鲁公开课 - 生物医学工程探索课程节选

But he was unable to enact a cap-and-trade program to reduce the level of heat-trapping emissions.

FORBES: Obama's Sly Attack on Climate Change

But once that flame is lit, the level of heat generated by the campaign is entirely up to the potency of the creative idea.

FORBES: To Generate Heat, Advertising Must Light Fires

Whenever the ambient heat reaches your set comfort level (which can be controlled from the web or a smartphone app), the fan will shut off and the insulating cover -- described to us as ironing board material -- will prevent additional heat from escaping.

ENGADGET