查询词典 phase change

In order to produce dry sanding paper applied to soft materials, the slurry coating was prepared by smearing unblocked materials according to the phase change principle of endothermal agents.

为研制适用于软质材料磨削的干磨砂纸，通过涂覆特殊的防堵塞材料，利用吸热剂的相转变原理，研制了干磨砂纸超涂层浆料。

Impact of phase change material on the exothermic hydration process of cement property of concrete［J］.

相变物质对水泥水化放热和混凝土性能的影响［J］。

It is concluded that frost heaving is much more than thaw settlement, it is in accordance with observation results along Qinghai-Tibet highway.⑥Differential equation of heat transfer with phase change is derived in this paper.

通过模型试验，得出变形场受温度场控制的结论，并在多个冻融循环中，存在着一个斜坡后继变形的"温度门限"，控制着斜坡变形的进一步发展。

The main reasons for the higher efficiency are the elimination of the water pump, the elimination of the water heat exchanger (which is a source of heat losses), and the phase change of the refrigerant in the ground itself, allowing a higher temperature gradient between loop and ground resulting in a higher rate of heat transfer.

为高效率的主要原因是水的泵，水的热交换（这是一个消除热损失的来源），以及本身在地面制冷剂相变，从而使一回路和地面之间的热传递率较高导致较高的温度梯度。

Utilized the natural hollow structure of the haulm adsorption and package paraffin to prepare the storage unit,then adopted resin to bonding the storage unit to become a board,gained the resin basal body haulm adsorption paraffin power storage unit figuration phase change material.

利用稻草的天然空心结构，吸附包裹相变石蜡制作成储能单元，然后采用树脂将储能单元粘结成型，得到树脂基稻草吸附石蜡储能单元定形相变材料。

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。

It is interesting that (1)hyperconjugation of the solvent's CF3-donor group prefers H4/H5 of BMI cation to H2, which can be explained by the steric hindrance of PF6 anion;(2) the various-temperature 19F spin-lattice relaxation times (T1) of CF3 show phase change, e.g.

藉由分析阳离子和三氟乙醇的扩散速率求得DD值，可以看到改善在乙醇形成大的基团，产生较强的分解，三氟乙醇的性质利用19F、1H化学位移，得到(1)CF3和阳离子H4、H5形成超共轭大於对H2，因为立体效应的关系，而藉由19F迟缓时间的数据，三氟乙醇展现相变化，由一到两各堆叠的离子对，和一个阴离子形成超阴离子的情形，因为溶剂而开始崩解，在继续分解可得到自由的阴阳离子。

Phase change materials investigation is the first step of developing a latent heat storage system and thus is always the focus in related research.

相变材料是开发相变储能系统的前提，因而相变材料的研究一直是这一领域中心课题之一。

Then the phase-change point and latent heat were tested.

因此TBAB溶液是一种高效的空调蓄冷材料。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐