相变

It is observed there are two phase transitions at about 400℃ and 850℃ in each sample before melting, respectively. By careful measurement it shows the amounts of weight loss and endotherm, along with T, decrease with the dopant increasing when phase transitions occurred.

热分析发现熔化前在400℃和850℃分别存在2个相变，仔细测量得出相变发生时随掺杂量增加，失重量和吸热量减少，超导转变温度T降低。

On the other hand, we observe a pressure induced phase transition from enstatite to ringwoodite under pressure of 20 GPa by X-ray diffraction. The conductivity of ringwoodite with water at 20 GPa is in good agreement with the available measurements of hydrous ringwoodite.

另外，X射线衍射实验表明压力（20 GPa）诱发了顽火辉石向林伍德石的相变，这是我们首次在顽火辉石的电导率实验中观测到林伍德石含水相变，而且含水林伍德石的电导率与已有的实验结果相当一致。

As the molecular weight of PEG is lower than 2000, the enthalpy of the grafts is very little.

结果表明，PEG-CELL接枝物的相变焓、相变温度与PEG的分子量、PEG的质量百分比有关。

It is important to understand the difference of bainite transformation and eutectoid decomposition in steels.

研究贝氏体相变的特点，弄清贝氏体相变反应与共析分解的区别极为重要。

An air conditioning system with phase change materials for heat recovery of the rejected heat was experimentally studied for providing a heat reservoir to solve the problem caused by the time difference between the operation of the air conditioning system and hot water supplyand to adjust the heat supply of the heat recovery system and heat needs of users at all time.

利用相变蓄热材料的相变过程将空调系统冷凝热回收并制取热水，解决空调系统运行时段与热水使用时段的时间差以及生活热水的用量与冷凝热量之间的不一致。

An air conditioning system with phase change materials for heat recovery of the rejected heat was experimentally studied for providing a heat reservoir to solve the problem caused by the time difference between the operation of the air conditioning system and hot water supply, and to adjust the heat supply of the heat recovery system and heat needs of users at all time.

利用相变蓄热材料的相变过程将空调系统冷凝热回收并制取热水，解决空调系统运行时段与热水使用时段的时间差以及生活热水的用量与冷凝热量之间的不一致。

We also studied the total energy and the enthalpy of the different structure after the transition, and found that the parallel structure is more favorable than the herringbone structure.

我们还指出，相变后平行排列的纳米管束结构能降低体系的总能量和焓，而另一种人字形排列的管束结构则是相变后的一种亚稳结构。

The effect of Al on microstructure evolution of a hypereutectoid steel(0.97%C) during deformation of undercooled austenite was investigated by hot uniaxial compression tests.

利用Gleeble 1500热模拟试验机进行单轴热压缩实验，研究了合金元素Al对过共析钢缓冷相变和过冷奥氏体动态相变组织的影响。

Based on parameter free interionic potentials of the Gordon Kim modified electron gas formalism extended to molecular ions, the structure phase transitions in ionic molecular solids of the perovskites ABX 3 are discussed, which take the results of molecular dynamics simulations of KCaF 3 as an example.

基于无调节参数的Gordon－Kim势和一种检测离子运动的新技术，以KCaF3的分子动力学模拟结果为例，对钙钛矿ABX3的离子分子固体的结构相变作了探讨。包括对阱势、折叠结构、能垒、超离子态、稳定性骨架和离子分子集团BX6的"尺寸"和"形状"。以期对离子分子固体的结构相变有一个基本了解

Further theoretical research and computer numerical simulations should be conducted to reveal the intrinsical mechanism .

文中对电场诱导相变现象在实验上和理论上都做了初步的探讨，但在电场诱导相变的标度率方面的研究还以实验工作为主，有待从理论和计算机模拟上做更进一步的研究。

Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.

Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。

I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.

我来只是现在，'歼灭战perfuming自己与胡努特，那麼，他来到和SAT 。