查询词典 phase change

3PRK ; ultra wideband ; zero group delay ; abrupt phase change

3PRK ；超宽带；零群时延；相位突变

Reducing the radius of the working fluid tube can significantly improve the phase change efficiency.

同时根据工质液相和固相的保持时间，确定了滑翔机的临界航程范围，使工质能获得足够的温差能，实现既定的体积变化量。

The company has a 12-year phase-change vacuum boiler and furnace manufacturing history and is currently producing three series, 8 varieties, more than 100 specifications.

公司有12年真空锅炉和相变炉的制造历史，目前生产3个系列、8个品种、100多个规格的产品。

It is uncertain all along that if the phase change vacuum boiler can be corroded obviously under super low temperature.

真空相变锅炉是否会明显发生烟气低温腐蚀，一直众说不一。

Keywords PCMs,the solid-liquid phase change,conductivity factor,time-temperature curve,comparison curve,strenghten heat conduction

Article From 河北工业大学；化学工艺硕士论文 2004年度贮能材料；固液相变；导热系数；时间-温度曲线法；比较法；强化传热

There is little difference in viscosity for bio-diesels when the temperature is higher than the phase change temperature of bio-diesel.

在较低的剪切速率范围内表现为典型的非牛顿流体行为，而在较高的剪切速率下则表现为牛顿流体行为。

A structure of the radiant heating or cooling ceiling with shape-stabilized phase change material for thermal energy storage was illustrated.

设计出一种利用不同相变温度的定形相变材料蓄能的吊顶形式。

Adding the cholesterol molecular in the PC molecular film, we may find that the second phase change comparatively more obvious.

PC分子膜中先加入胆固醇，可以很明显的看到第二次相变较原来更加明显。

Melamine formaldehyde resin was used to encapsulate a phase change material which melt point is 20℃ by in situ polymerization.

采用原位聚合法用三聚氰胺甲醛树脂包覆一种相变点为24℃相变材料A，制得相变储热微胶囊。

The sharp rising process of the reflectivity was explained quantitatively well based on the model of Auger recombination of high density plasma and Auger-recombination-induced heating to lattice, which showed the heating effect induced by Auger recombination in high density plasma should be the main mechanism of ultra-short laser pulse-induced phase change.

利用高密度等离子体的Auger复合及其感应的晶格加热模型较好地定量解释了反射率从最小到最大的快速变化过程，表明高密度等离子体的Auger复合加热导致的热效应可能是超快激光诱导相变发生的主要机制。

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