| 1. | The randomness is attributed to the porous medium .
随机性起因于多孔介质。 |
| 2. | Most soils and rocks are porous .
大部分土壤和岩石都是多孔的。 |
| 3. | Perforated plates correspond to heterogeneous media .
多孔板相当于均匀介质。 |
| 4. | However, the pressure drop occurs almost completely in the plug .
然而，压力降几乎完全发生在多孔塞中。 |
| 5. | These constitute the upstream and downstream faces of the porous domain .
这些是由多孔区的上游面和下游面组成。 |
| 6. | This quantity describes the retention of particles in a porous substance .
这个参数描述阻留在多孔体中的微粒量。 |
| 7. | The heavier boiling fractions remain, in liquid form on the manifold wall .
较重的沸腾着的馏分以液态停留在多孔的壁上。 |
| 8. | The pores of this rock contain water that seeps down through the earth .
那些多孔岩石的微孔中含有从地球上渗下来的水分。 |
| 9. | Hygrometers based on porous materials are neither accurate nor quick response .
以多孔材料作成的湿度计既不准确，响应又慢。 |
| 10. | Experiments with the porous plate exhibit somewhat less scatter in the results .
用多孔板所得的实验结果则显得散布程度小些。 |
