这些材料在相变时从固体转变为吸收能量的液体。
These materials turn from a solid into a liquid absorbing energy as they change phase.
当这些材料受热时，它们会从固态变成液态，并在相变时吸收能量。
When heated, these materials turned from a solid into a liquid absorbing energy as they change phase.
采用纯度为98%的正21烷（C21H44）作为相变材料（PCM）。
The 98% pure Heneicosane(C21H44) was used as the phase change material(PCM).
从一种晶体到另一种晶体的相变。
大多数相变都有这样的性质。
实际上你们很可能会做到相变相关的问题。
In fact, you're very likely to get a phase transition problem.
相变是由于车轮在钢轨上滑行造成的。
The phase transition is caused by wheel sliding on the rail.
这意味着你们还是有可能，会做到相变相关的问题？
Which means you might still have a phase transition problem, right?
对于两个相的相变温度，这些东西应该相等。
At the phase transition temperature for the two phases, those things have to be equal.
然后讲相变。
物质是否从液体转变为固体，相变到底在什么位置出现？
Does stuff change phase to go from liquid to solid and so forth, right?
钾明矾作为固-液相变材料存在热传导性能差的缺点。
Aluminum potassium sulfate has has a disadvantage in poor thermal conductivity.
气体必须出现在相变中，因为这里出现了理想气体近似。
You have to have a gas in there because of the ideal gas for the approximation that goes in here.
在弹孔周围同时发现相变带和形变带两种绝热剪切带。
Two kinds of adiabatic shear bands were found, including the deformed band and the phase-transformed band.
相变温度对钛及钛合金加工和热处理来说具有重要意义。
The phase transformation temperature was very important to titanium and its alloys.
实际上，他吸收描述奇异相变的数学来构建他的引力理论。
In fact, he has co-opted the mathematics of exotic phase transitions to build his theory of gravity.
如果你想把液体变成气体，你可以绕过临界点，这样就看不到相变了。
You wanted to go from liquid to gas, you could actually go around this critical point, and never actually see a phase transition.
然而如果该过程中加入热空气，相变过程就会加剧，达到70%的效率。
However, if exposed to heated air, the phase change from liquid to gas is more intense, and produces an efficiency of 70 percent.
作者还讨论了建立相坐标下三相变压器谐波模型的基本方法。
Finally, the elementary procedure for establishing the harmonic models of three phase transformer in phase coordinate system is discussed.
从唯象观点分析了循环变形期间相变应力和弹性模量的变化。
The change of transformation stress and the modulus of elasticity during cyclic deformation was analyzed from the continuum mechanical point of view.
其中激光相变硬化最为成熟，在工业生产中己得到广泛地应用。
Among the above laser interset change hardening is the most mature, it has been used widely in industrial production.
在相反的方向，即从固体到溶液，相变则是突然的、十分明显的。
In the reverse direction, from solid to solution, the phase is abrupt and well marked.
所以这一项我们可以替代它，用从气相到液相变化的吉布斯自由能。
So we can replace this with the change in Gibbs free energy from going from gas to liquid.
调查者使用每小时睡眠中睡眠时相变换的次数作为定义易醒的指标。
The authors defined sleep fragmentation using an index of the number of sleep stage transitions per hour of sleep.
简要地介绍弛豫型铁电体的扩散相变和超顺电等理论研究的最新进展。
New progress in basic research of diffusion phase transitions and superparaelectricstate etc. on relaxor ferroelectrics are briefly presented.
也就是说，这样做会引发财富分配突然变得均匀的相变(phasechange)。
In other words, this triggers a phase change in which wealth suddenly becomes more equally distributed (or vice versa).
结果表明，在任何有限温度都不存在长程关联，这意味着没有有限温度的相变发生。
The results indicate no existence of the long range correlation at any finite temperature, which implies that no finite temperature phase transition occurs.
结果表明，在任何有限温度都不存在长程关联，这意味着没有有限温度的相变发生。
The results indicate no existence of the long range correlation at any finite temperature, which implies that no finite temperature phase transition occurs.
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