多孔的

An optimization method of diffusion cooling with two layers porous matrix was presented in this paper.

描述了基于遗传算法的双层多孔介质骨架发散冷却的优化方法。

At the heart of the high-performance braking system are perforated, ventilated and specially weight-optimised compound brake disc s.

表现如此优异的制动系统核心就是多孔、通风以及重量达到最佳水平的复式制动盘。

The perforated pipe nose which is specially designed by the material characteristic guarantee the high speed extruding stability and the tubing inner and outer wall bright and clean.

根据所加工物料特性特殊设计的多孔管机头，既保证了高速挤出的稳定性，又保证了管材内外壁光洁。

Porous SiO_2 blocks used as an enzyme carrier were prepared by polymerization of tetraethyoxysilane in the presence of polyethylene glycol via a solgel route.

近年来，纳米多孔材料在生物、化工、催化和环保领域的应用正日益引起人们的重视[1~3]。

With this equipment several phase separators are measured and tested. Abundant experimental data are gained.

利用该实验装置成功地完成了多批多孔塞样品的特性实验，获得了丰富的实验数据。

It had the advantages of short operation time, safe operation, biological fixation, small trauma and so on, which could avoid the adverse reaction during infusion, the trouble of prosthetic repair after operation and much destruction of sclerotin.

非骨水泥型假体表面为多孔，植入人体后，依靠骨组织反应牛长能力，使骨与假体表面形成紧密地生物固定，其具有手术时间短，术中患者安全、假体固定为生物学固定、手术创伤小等优点，避免了骨水泥在注入过程中产生的不良反应以及术后假体返修所带来的取出麻烦、骨质破坏过多现象。

The principle of production and the effects of glass composite, the temperature and time of heating treatment, acid treatment and additive on pore radiuses and distribution of porous glass are studied.

对多孔玻璃的制备工艺原理作了论述，并从玻璃组成、热处理时间和温度、酸度处理以及掺杂等角度阐述了制备工艺中影响孔径大小和分布的因素。

The premixed combustion in porous media was studied experimentally and numerically in this paper.

本文采用数值模拟和实验的方法，对多孔介质内预混燃烧过程的机理进行了分析研究。

In this paper,the feature of structure and the principle of preparation of porous glass is reviewed,and the characteristics and prospect of porous glass as new packing mcdium of liquid chromatography is reviewed also.

文摘：本文综述了一种新型载体材料多孔玻璃的结构特点和制备原理，及其作为液相色谱新填充介质的良好特性和应用前景。

The results showed that the fractal dimension of wood cell lumen distribution could he as an important parameter to characterize the porosity of wood.

结果表明：腔径分布分形维数的大小可以作为表征木材多孔性的一个参数。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。