| 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. | A porous pellet was fabricated by the well-known wash-out process .
用熟知的浸洗办法制出带孔的药丸。 |
| 4. | The soil is porous .
土质疏松。 |
| 5. | Suction devices are inadequate in gravels or very porous soils .
吸水装置对砂砾或非常疏松的土壤是不适用的。 |
| 6. | 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。 |
| 7. | 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。 |
| 8. | 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。 |
| 9. | 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。 |
| 10. | The pore velocity is the velocity with which a tracer moves through a porous medium .
孔隙速度是示踪元素穿过孔隙介质的速度。 |
