Latent heat is absorbed or released whenever matter changes phase, as when matter changes from liquid to gas, for example, or from gas to liquid.
潜热在物质形态变化时被吸收或释放，例如当物质从液体变为气体或从气体变为液体时这一过程就会发生。
In recent years there has been a greater understanding of the complex structural changes taking place during heat treatment, with the help of phase transformation diagrams.
在近几年里，借助于相位变化图，已经对热处理过程中发生的复杂的结构变化有了很多的了解。
From both electro-synthesis experiments and nanothermodynamics, the phase states and size changes of heat-treated titanium dioxide powders, synthesized by direct electrolysis, are investigated.
从电合成实验和纳米热力学两方面，考察二氧化钛热处理时的相态和尺寸变化规律。
From both electro-synthesis experiments and nanothermodynamics, the phase states and size changes of heat-treated titanium dioxide powders, synthesized by direct electrolysis, are investigated.
从电合成实验和纳米热力学两方面，考察二氧化钛热处理时的相态和尺寸变化规律。
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