多孔的

Subunit network composed by manifold s and laterals which are all multi-diameter pipes is the important part of micro-irrigation system.

微灌是一种先进的节水灌溉技术，其田间管网是微灌系统的重要组成部分，组成田间管网的支管和毛管均为多孔出流管。

Abou the studying of numerical methods for displacement of fluids in porous media, more and wide attention is being paid for its u...

关于多孔介质中渗流驱动问题数值方法的研究，因其在油藏数值模拟中的普遍实用价值和在计算数学上的重要理论意义而受到广泛重视。

The effects of the buffer solution have been studied by many researchers and many experiments were also performed in this work. The results showed that NH〓Cl solution is the most suitable for the porous glass preparation and the mixed acid solution which used many times will lead to the high cracking of the glass and the new acid solution would be used every time.

很多学者研究了不同缓冲溶液对酸浸的影响，本文对此进行了大量实验表明，以NH〓Cl作为缓冲溶液浸析效果最好，表现为玻璃浸速率较快且易于获得完整的多孔玻璃，而重复使用含玻璃本身组分的酸液会造成玻璃开裂情况更加严重，因此建议使用新配酸液。

Microporous molecular sieves, such as zeolites, are one of the most important porous materials, which have wide usage in ion-exchange, catalysis, gas adsorption and separation, and microreactors etc, benefited from their highly ordered pore structures and good physical or chemical performance.

微孔分子筛材料是无机多孔材料家族中的重要一员，由于它们具有规整的孔道结构和独特的性能而被广泛用于离子交换、催化、吸附、分离和化学微反应器等主客体化学领域。

The horizontal displacement and penetration of the pipe, the distribution of pore water pressure and distribution of stress in the seabed, the lateral soil mounding are obtained.

流固土耦合的试验表明，渗流在管土系统中起着重要的作用，因此土体的本构关系又采用多孔弹性模型。

In a previous study, a porous acellular bovine pericardium was developed by our group as an extracellular matrix to repair a surgically created myocardia defect in the right ventricle of a rat model.

再先前的实验里，我们以一多孔性的去细胞牛心包膜，当做天然细胞外间质，来修补缺损的老鼠右心室组织。

The revetment is made up of many single permeable tetrahedrons,and has much gap,so the group of permeable tetrahedrons can be treat as the porous media with large porosity.

四面体透水框架群是由很多单个四面体框架抛投而成，具有很大的空隙，因而，可以将框架群看成由很多框架杆件和大的孔隙组成的大孔隙率多孔介质。

The porous media model of software FLUENT was introduced to simulate the 2D flow through permeable tetrahedrons,and an experiment was conducted to verify the simulation;With the simulation,the influence of parameters such as Re、relative width b/B and relative length l/B on the protected length downstream of permeable tetrahedrons was studied.

本文首次尝试利用Fluent软件的介质模型对经过四面体透水框架群的水流进行了平面二维数值模拟，通过模型验证，多孔介质模型能较好地用于四面体透水框架群模拟；另外，通过数值计算，研究了Re、相对宽度b/B、相对长度l/B对四面体透水框架群下游保护长度的影响。

The air breakwater consists of a perforated pipe that is laid along the sea bottom and connected with a land air-compressing station.

空气中的防波堤，构成了一个多孔管是奠定了沿海的底部及与土地的空气压缩站。

In this paper, borrowing ideas from the research method of the spontaneous combustion mathematical model of goaf, applying to the hydrodynamic theory of porous medium, the spontaneous combustion mathematical model of coal gangue dump is set up.

本文借鉴了采空区自然发火数学模型的研究方法，以多孔介质流体动力学理论为指导，建立了煤矸石山自然发火数学模型，从数学上描述了矸石山自燃的动态演变过程，为自燃矸石山的防治措施提供了理论依据。

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。