| 1. | They also provide fresh water for people and industries around their shores 它们亦供应新鲜水给靠近湖岸的人们及工业。 |
| 2. | The united states uses about 346 , 000 million gallons of fresh water every day 美国每天要使用大约346 , 000百万加仑的新鲜水。 |
| 3. | Much more fresh water is stored under the ground in aquifers than on the earth ' s surface 储存在地下的新鲜水要比地表储存的水更多。 |
| 4. | It protects freshwater ecosystems by reducing the amount of water extracted from rivers and lakes 此保障了新鲜水的生态系统,藉由减少水从河川及湖泊的的压榨量而来。 |
| 5. | After optimisation of water - using network in an iron works , freshwater can be reduced by 57 . 7 % and wastewater by 75 . 9 % 改造后的铁厂用水网络新鲜水用量节约57 . 7 % ,废水排放量减少75 . 9 % 。 |
| 6. | By volume , only 3 percent of all water on earth is fresh water , and only about 1 percent is easily accessible surface fresh water 依重量来看,只有3 %在地球的水是新鲜水,只有差不多1 %是趋近于表面新鲜水。 |
| 7. | Water quality - fresh water algal growth inhibition test with scenedesmus subspicatus and selenastrum capricornutum 水质.用scenedesmus subspicatus and selenastrum capricornutum进行新鲜水中藻类生长抑制试验 |
| 8. | Those working on the feasibility study have indicated to interstate experts that melbourne would need a plant producing more than 300 megalitres of fresh water a day 那些在可行性研究的工作人员向州际间工作的专家指出摩尔本将需要一个能够每天提供多于300亿升的新鲜水 |
| 9. | Since agriculture accounts for nearly 70 percent of the world ' s fresh water withdrawn from rivers , lakes , and underground aquifers for human use , the greatest potential for conservation lies with increasing irrigation efficiency 自从农业的估计世界上的新鲜水有近70 %将从河川,湖泊及地下水供人使用起,水保育的强大潜力是增加有效灌溉。 |
| 10. | The scope of water - using system and its constraints were determined based on the investigation , and minimal amount of fresh water and wastewater in water - using system were calculated to optimise the design of water - using network 在厂区用水情况调查基础上,确定用水系统范围及限制杂质;并计算所确定用水系统的最小新鲜水用量和最小废水排放量;最后对其用水网络进行优化设计。 |