将热水锅炉的水循环由自然循环改为引射循环，强制提高回路的循环水量，使各回路的循环水量分布与其受热面的热负荷相匹配。
By replacing natural circulation with ejecting circulation, the circulating water in each loop can be increased and match with the heat load of related heating surface.
试验换热管为垂直套管式，外层为加热水路，内层为工质回路，中心布置着电极。
The test section was a vertical tube-in-tube heat exchanger with hot water in the annulus and the test refrigerant in the inner tube.
描述一种用于利用液压回路使用热水来制备饮料、具体为咖啡以及其他食物的机器（1），该机器包括：水箱（5）；
There is described a machine (1) for preparing beverages, in particular coffee, and other foods using hot water, with a hydraulic circuit comprising: a tank (5) for the water;
再通过在冷却水回路加装热泵制备洗澡用热水，可以节约许多燃油。
If heating-pump is added in its cooling, it can save power very much.
再通过在冷却水回路加装热泵制备洗澡用热水，可以节约许多燃油。
If heating-pump is added in its cooling, it can save power very much.
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