| 1. | The current is the charge flow per unit time . 电流是每单位时间流动的电荷。 |
| 2. | The radioactivity of a sample is defined to be the number of disintegrations per unit time . 样品的放射性定义为每单位时间的蜕变数目。 |
| 3. | Each radioactive nucleus of a particular kind is responsive to a fixed decay probability per unit time . 每个特定类型的放射性原子弹对单位时间内一个固定的衰变几率作出响应。 |
| 4. | The activation probability per unit time is calculated 计算了单位时间的激活概率。 |
| 5. | Horizontal movement of air per unit time 空气在单位时间内的水平移动距离。 |
| 6. | The amount of radiation energy transmitted per unit time 每单位时间内所传送的辐射能量。 |
| 7. | The speed of wave is the distance it advances per unit time 波速是波在单位时间内前进的距离。 |
| 8. | The amount of radiation energy fell on unit area per unit time 每单位时间内照射在一平方米面积的辐射能量。 |
| 9. | Unit time coding 单位时间编码 |
| 10. | 3 we choose unit time the maximum sustainable yield as the management objectie ; ? 3以单位时间最大可持续捕获量为管理目标; 3 |