| 1. | Withdrawal of lake water should be carefully regulated .
抽取湖泊中的水，应当加以仔细地规划。 |
| 2. | The vacuum pumps begin sucking the air from the barrel of gun .
真空泵开始抽取电子枪管里的空气。 |
| 3. | Amniocentesis is the removal of fluid from the amniotic sac .
羊膜穿刺术是从羊膜囊抽取羊水的技术。 |
| 4. | The other equipment employs a pump to extract ground air from the hole .
第二种设备使用一个泵，从孔中抽取地下气体。 |
| 5. | A chemist takes a sample of whiskey from a vat, determines that it is 90 proof .
化学家从桶中抽取一些威士忌酒样品加以化验，确定它是90度。 |
| 6. | Over pumping of ground-waters produces a difference in hydrostatic head in favor of the seawater .
过量抽取地下水时，产生利于海水的流体静力学水位差。 |
| 7. | Both industries and growing populations draw heavily on rivers and aquifers, water resources which are already limited .
工业和增长着的人口都从水源已经有限的河流和地下水层中抽取大量的水。 |
| 8. | Limiting the extraction of great amount of heat from the underground even more is the low thermal conductivity and low thermal diffusivity of rocks .
由于岩石的热导率和热扩散率都比较低，更加限制了地下热能的大量抽取。 |
| 9. | The thieves had siphoned petrol out of my tank
小偷们把我们油箱中的汽油抽取出。 |
| 10. | Membrane filters - test for extractable components
膜式过滤器.可抽取成分的试验 |
