heat up

基本解释

Normal expansion and contraction of metal parts during periods of heat-up and cool-down.
在加热或冷却期间，金属配件的正常膨胀和收缩。
These furnaces are designed to have fast heat-up rates and a uniform temperature throughout the load.
这些产品具有快速加热率和在整个负载过程中温度分布均匀。
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On the basis of above studies, this paper presents some ideas to decrease the air spindle's heat-up and increase spindle's heat emission.
根据分析结果提出减小主轴发热和加强散热的措施。

This could be a serious problem. The shield protected the spacecraft from burning up from the extreme heat of re-entering the Earth's atmosphere.
We use a liquid helium. And so in order to make a liquid helium, you can't take helium at room temperature and do this, because if you did, you would just heat it up, because the room temperature is above the inversion temperature, so Joule-Thomson would heat up the helium.
为了得到液氦,不能再常温,做这个实验,否则就是加热氦气，因为室温高于它的转变温度,所以焦耳-汤姆孙，实验会加热氦气。
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(CANNED HEAT - "GOING UP COUNTRY") And this was how the New York Times described Woodstock: "Bethel townspeople gazed in awe at the streams of hippies, but they murmured 'PEACE' to the visitors, offered free water and returned smiles.

Yet, we have reason to believe that changes in credit markets are an early warning sign for an NGDP heat-up.
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When you heat something up, especially food which has already been cooked and allowed to go cold, you make it hot.
When a situation heats up, things start to happen much more quickly and with increased interest and excitement among the people involved.
When something heats up, it gradually becomes hotter.