查询词典 thermal conductivity

Research results show that the system performance is influenced greatly by the thermal conductivity of the activated carbon and the contact heat transfer coefficient.

因此为了能得到较高的性能系数和制冷量，首先应该使吸附材料活性炭的导热系数得到提高，其次才是考虑提高接触换热系数。

"Our system has three layers. The first one is a PS insulator. Next is the cement layer. It's thermal conductivity is very low."

「因为我们这个系统有三层，一层是PS隔热版，再来是规划水泥版，它本身的热传导细数很低。

He relations of the thermal conductivity coefficient and density of rock - mineral cotton insulating materials andtemperature are studied by means of steady - state method.

用稳态法研究岩矿棉隔热材料导热系数与密度及温度的关系。

The effect of boric acid on carbon fiber properties and thermal conductivity of carbon carbon composites was investigated by dipping preform in boric acid before pretreatment.

在预制体炭纤维预石墨化前对其进行硼酸处理，研究硼酸对炭纤维性能，C/C复合材料导热率的影响及其作用机理。

The effect of boric acid on carbon fiber properties and thermal conductivity of carbon carbon composites was investigated by dipping preform in boric acid before pretreatment.

摘 要：在预制体炭纤维预石墨化前对其进行硼酸处理，研究硼酸对炭纤维性能，C/C复合材料导热率的影响及其作用机理。

The pin configuration of the invention comprises an installation underlay 1 of the infrared detector, a down-lead circuit 2, a cold platform 3, a feed-through collar 4, a Dewar shell 5 and metal leads 6 with low thermal conductivity.

本发明的引线结构包括红外探测器的安装衬底1、引线电路2、冷平台3、引线环4、杜瓦外壳5和低热导率的金属引线6。

The factors which affect the rate of evaporation in enclosed LNG storage tank are various, and they mainly are the initial filling rate, the ambient temperature , the insulation structure (effective thermal conductivity ), the initial pressure within the tank, the tank pressure of work , the amount of nitrogen in LNG, the tank volume size and so on.

影响密闭LNG储罐蒸发率的因素是多方面的，主要有储罐的初始充满率、环境温度、储罐保温结构、储罐内的初始压力、储罐的工作压力大小、LNG中含氮量的多少、储罐的容积大小等。

This paper introduces experiments on the influence of the cement type, sand type, sand size, and bentonite content on the thermal conductivity of the borehole backfills, and aslo the influence of the bentonite content on the backfill consistency.

实验研究了水泥型号、骨料类型、骨料粒径、膨润土含量对回填材料导热系数的影响，以及膨润土含量对回填材料稠度的影响。

The relationship between thermal conductivity and ultrasonic velocity has been analyzed by using 655 samples from scientific boreholes drilled in Donghai, eastern China.

岩石热导率是了解地球内部热传导过程的重要参数之一，但热导率的测量在室内和野外都比较复杂。

Because of Liquid metals are potentially excellent reactor coolants because of their good thermodynamic properties, in particular their high thermal conductivity which leads to very good heat transfer coefficients.

由于其良好的热动力学性能，尤其是其高热导率可以获得高热传导系数，液态金属是潜在的性能优异的反应堆冷却剂。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。