| 1. | Is the water polluted at source or further downstream ?
河水是在源头还是在流出之后受到污染的？ |
| 2. | 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。 |
| 3. | Meanwhile, at home our life flowed placidly downstream .
与此同时，在国内方面，我们的生活无声无息地走向下坡路。 |
| 4. | The construction of a dam influences downstream channel stability in two ways .
水坝的建设在两个方面影响下游河道的稳定。 |
| 5. | Norma is downstream a little on the bank, vigorously scrubbing his soiled clothes .
诺玛在下游不远的岸边上，使劲搓洗他的脏衣服。 |
| 6. | When the downstream head is greater than about 3/5 of the upstream head, flow is submerged .
当下游压头大于上游压头约35时，流量是潜流。 |
| 7. | Stream standards refer to quality of receiving water downstream from the origin of sewage discharge .
水体标准是指污水排放点下游的受纳水体的水质。 |
| 8. | The salt water, being more dense, flows upstream under the fresh water which is flowing downstream .
淡水在上层向下流动，比重更大的盐水在下层逆流向上。 |
| 9. | These wastes are sluiced directly into streams, they may create severe downstream sediment damages .
这些废料直接排入河流，可以引起严重的下游泥沙危害。 |
| 10. | Thus it was demonstrated that the main pressure zone was little affected by the downstream flow condition .
由此可见，下游的流动情况对主要压力区几乎没有影响。 |
