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The current is the charge flow per unit time. 电流是每单位时间流动的电荷。
Horizontal movement of air per unit time. 空气在单位时间内的水平移动距离。
The activation probability per unit time is calculated. 计算了单位时间的激活概率。
The rolloff is usually expressed as attenuation per unit interval, such as6 dB per octave. 衰减截止频率通常被表示为单位音程的衰减，比如每一个八度降低6分贝。
All other lines are built on base of this unit interval according to Fibonacci Numbers. 根据斐波纳契数列，全部其他的线是在此单位间隔的基础上确定的。
The number of complete cycles of a periodic process occurring per unit time. 次数单位时间内周期过程中发生的次数
In asynchronous transmission,the unit of modulation rate corresponding to one unit interval per second; that is,if the duration of the unit interval is20 milliseconds,the modulation rate is50 bauds. 异步传输中调制速率的单位，相当于每秒一个单位间隔。也就是说，如果单位间隔的宽度是20毫秒，则调制速率是50波特。
The amount of electric charge flowing past a specified circuit point per unit time. 电流强度单位时间内通过电路上某一确定点的电荷数
In asynchronous transmission, the unit of modulation rate corresponding to one unit interval per second ; that is, if the duration of the unit interval is 20 milliseconds, the modulation rate is 50 bauds. 异步传输中调制速率的单位,相当于每秒一个单位间隔。也就是说,如果单位间隔的宽度是20毫秒,则调制速率是50波特。
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。
In asynchronous transmission, the unit of modulation rate corresponding to one unit interval per second; that is, if the duration of the unit interval is20 milliseconds, the modulation rate is50 bauds. 异步传输中调制速率的单位，相当于每秒一个单位间隔。也就是说，如果单位间隔的宽度是20毫秒，则调制速率是50波特。
The quantity of mass diffusing through and perpendicular to a unit cross-sectional area of material per unit time. 单位时间内通过一个垂直与扩散方向上单位横截面积内的通过物质量。
In the real numbers are chosen in such a way that the probability that the number lies in any particular subinterval of this unit interval is equal to the length of the subinterval. 在实数被选择，在这种情况下可能性数字谎言在这个单位信号间隔所有特殊子区间与子区间的长度是相等的。
Not only does the distance traveled in unit time remain the same but the direction does not change as well. 不仅单位时间内移动的距离不变，而且其方向也不改变。
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。
Frequency The number of times an event is regularly repeated in unit time. 一事件在单位时间内作规路性的重复次数。
The number of repetitions per unit time of a complete waveform,as of an electric current. 频率单位时间内某种完整波动的重复次数，例如电流
The number of repetitions per unit time of a complete waveform, as of an electric current. 频率单位时间内某种完整波动的重复次数，例如电流
The radiant energy emitted per unit time in a specified direction by a unit area of an emitting surface. 辐射能单位辐射平面在单位时间内向某一方向发出辐射能
The heat transferred per unit area and per unit time (heat flux) is proportional to the temperature gradient. 单位时间单位面积上的传热量（热流密度）与温度梯度成正比。