So air-conditioning and heating heating, machine sensor measured automatically defrosting temperature to defrost a machine to defrost.

所以冷暖空调制热时，机器传感器测出除霜温度就自动跳到除霜一档给机器除霜。

youdao

We do also have more complex systems that are used for space heating and they fall into two categories, passive and active heating systems.

我们确实也有更复杂的系统用于空间供暖，它们分为两类，被动供暖系统和主动供暖系统。

youdao

At the same time, the use of electrical equipment in the winter, such as glass heating, heating and other power equipment.

同时，冬天使用电气设备，如玻璃加热，加热座椅等电力设备。

youdao

So we make buildings that require very little heating in the winter or indeed very little cooling in the summer.

VOA: special.2009.10.05

so I'm heating up the system in this path here, and then to connect the 2 endpoints here, a constant temperature path.

需要再用，一个等温过程，这两个状态。

麻省理工公开课 - 热力学与动力学课程节选

So what I'm doing here is I'm cooling, and then when I'm sitting at a fixed volume and I'm increasing the pressure, what am I doing? I'm heating, right?

对了，因此在这里，需要冷却,而在这里，当体积不变增加压强时？

麻省理工公开课 - 热力学与动力学课程节选

It is already used for heating buildings and for all sorts of industrial heating.

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The next stage is to link this exchanger to a district-heating system so that it can be pumped into central heating.

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About 75 percent of our heating comes from heating plants and private people who have changed their oil furnaces to something renewable.

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