| 1. | The particle is displaced in a flow domain .
这质点在流动区域内运动。 |
| 2. | In this area are located automatic regulators .
在该区域内有各种自动调节功能。 |
| 3. | Intermontane basins in relatively stable regions subjected to regional uplift .
较稳定区域内的山间盆地，曾有过区域隆起。 |
| 4. | Within the smaller area more intensive observations are made to pin down prequake signals .
在较小的区域内，还要进行更慎密的观察以便记录临震信息。 |
| 5. | It was a small fragment of a tribe that had been hunting and fishing within english limits .
这个部落中的这一小部分人一直在英属殖民地的区域内捕鱼打猎。 |
| 6. | The soviet government had created among all people within their areas a rocklike solidarity .
苏维埃政府已在他们区域内的全体人民中，造成了一种磐石般的团结。 |
| 7. | There is a crack in a plate of steel which makes the material in that area weak in tension and shear .
在钢板上有一条裂缝，使其所在区域内的材料抗拉和抗剪性能减弱。 |
| 8. | Lines of force can begin or end inside a region of space only when there is charge in that region .
只有当这一空间区域内有电荷存在时，电力线才能发自或终止于这一空间区域。 |
| 9. | The flexibility of seaborne attack in an ocean area is the most remarkable feature of these operations .
这些军事行动的最显著特点，就是在一个海洋区域内从海上进攻的灵活性。 |
