To decrease the number of head lice episodes per unit of time, control measures should include the treatment of all household contacts.
为了减少每个时间单位内出现头虱症患者的数量，应采取包括治疗所有家庭接触者在内的控制措施。
The other way to think about it is divergence is the source rate, it is the amount of fluid that is being inserted into the system, that is being pumped into the system per unit time per unit area.
另外一个理解方法是，散度是源头的“冒出率”，它是流体往系统输入的量，也就是单位时间内，单位面积新冒出的流体。
However, for us humans, this information matters, particularly if our productivity — how many of these ones and zeros we can produce per unit time — is taken into account.
然而，对于我们人类，该信息是要紧的，特别是如果考虑到我们的生产力——单位时间内我们能处理这些零一指令的数量。
An excellent metric for volatility is gross change per unit time, with the overall assessment being the trend over time for this metric.
易变率的一个杰出的量度是单位时间的总变更，以及该量度随着时间的趋势的整体评估。
Figure 3 shows the relative impact on message throughput (messages processed per unit of time) associated with each of the four message formats discussed.
图3显示了上述四种消息格式对消息吞吐量(单位时间内处理的消息数)的相对影响。
Physically, see, this guy on the left is the total amount of stuff that goes out of the region per unit time.
看这儿，左边的这个是单位时间内,从区域里出来的流量。
Is basically the force of these molecules hitting that membrane per unit time, times the number of molecules hitting.
本质上来说压强是这些分子，单位时间轰击薄膜的力，乘以轰击的分子数。
A flow variable represents the change per unit of time, like the flow of water in a river or the flow of revenue and expenses into and out of a firm.
流动可变性是指每单位时间内的改变，例如河中水的流动或者公司收入和支出的资本流动。
But the conventional activated sludge process technology has some shortcomings: long water residence time, low processing power per unit area, large area reactor, sludge bulking and so on.
但是传统的活性污泥法工艺存在工艺流程长、污水停留时间长、单位面积处理能力低、反应池占地面积大、污泥膨胀等缺点。
Countries whose workers produce a large quantity of goods and services per unit of time enjoy a high standard of living.
一个国家的工人单位时间内能生产大量的商品和服务，那么这个国家享受较高的生活水准。
By the calculation it is found that the decreasing radius is all the same for different particle radius at per unit time when the spherical sample particle is evaporated.
本文在计算恒温下蒸发球形试样粒子时，发现每单位时间蒸发缩小的半径相等。
Physics The rate at which work is done, expressed as the amount of work per unit time and commonly measured in units such as the watt and horsepower.
功率：做功的速率，用每单位时间内所做的功的量来表示，通常用瓦特和马力为单位。
This is the amount of oxygen the body can utilize per unit weight per unit time .
这是氧气量体，可利用每单位重量每单位时间。
The frequency of a sound wave, perceived as pitch, is the number of compressions that pass a fixed point per unit time.
声波的频率就是感觉的音调，是单位时间通过定点的压缩数目。
The measured CO2 values are substituted in a formula to calculate the CO2 flux per unit area and per unit time at different depths under standard atmospheric pressure .
将测得的CO2浓度值代入计算公式，即可求得标准大气压下某一深度土壤单位面积、单位时间内的CO2通量值。
Under the condition that transportation condition, road condition and measure standard are given, the capacity of highway means the maximum traffic capability per unit time.
公路通行能力是指在特定的交通条件、道路条件及人为度量标准条件下，单位时间内能通过的最大交通量。
Oxygen Transmission Rate (O2GTR): The quantity of oxygen gas passing through a unit area of the parallel surfaces of a plastic film per unit time under the conditions of test.
译文：氧气透过率（O2GTR）：在试验环境下，在单位时间内、单位面积上透过塑料薄膜两平行平面的氧气总量。
Reaction rate: Speed at which a chemical reaction proceeds, in terms of amount of product formed or amount of reactant consumed per unit of time.
反应速率：化学反应进行的速度，用单位时间内产物的生成量或反应物的消耗量来表示。
Its net reproductive rate, the intrinsic rate of increase and the increment rate per unit were high, but its generation span and the time of double population size were low.
种群的净增殖率、内禀增长率及周限增长率较高，而种群的世代周期及加倍时间偏低；
A difference in the transportation rate or the number of vehicles per unit time to the same destination over different routes, so as to equalize traffic.
单位时间内途经不同路线到达同一目的地时，在交通运费或运输工具数量上的差异，以便平衡运输量。
In the classical ruin model, it is assumed that the insurers premium income is a constant at per unit time.
经典的破产模型都是假定保险公司按照单位时间常数速率收取保险费。
Oxygen Transmission Rate (O2GTR): The quantity of oxygen gas passing through a unit area of the parallel surfaces of a plastic film per unit time under the conditions of test.
氧气透过率（O2GTR）：在试验条件下，在单位时间内透过单位面积试样的氧气数量。
Equipments random inventory management strategy and relevant factors include ordering cost, storage cost, average cost per unit time, probability of no shortage of spare parts, and decision models.
器材随机库存管理控制策略及其有关因素包括：订货费用、存贮费用、单位时间内备件的平均费用、不缺备件概率及决策模型。
Production - Logistics Contract and Takt: the Takt time is the customer demand cycle (time per unit).
生产-物流契约与节拍：节拍时间是客户要求的制造周期(每件产品生产的时间)。
Emission of light of the display cell is controlled so that it blinks by a number of times per unit time corresponding to the number of frames per unit time.
控制显示单元的发光，以便其闪烁，闪烁次数对应于每单位时间的帧数量。
Theoretical cooling curves, the relationship between cooling curve, fraction of solid and liberation of latent heat per unit time, and experimental results are presented.
给出了理论冷却曲线、冷却曲线、固相率及单位时间内潜热释放速度之间的关系及实验结果。
Reaction rate is measured by the change in concentration of a reactant or product per unit time.
反应速率是指单位时间里反应物或生成物浓度的变化。
An implementation method with low computation complexity (number of computation needed per unit time) is given based on multirate digital signal processing theory.
以多速率数字信号处理理论为基础给出了具有低计算复杂度的实现方案。
It was found in the study that the use of ultrasonic wave increased the concentration of O3 per unit of time because of ultrasonic dispersion;
研究发现，超声可以通过超声粉碎作用，增加单位时间内O3的浓度；
It was found in the study that the use of ultrasonic wave increased the concentration of O3 per unit of time because of ultrasonic dispersion;
研究发现，超声可以通过超声粉碎作用，增加单位时间内O3的浓度；
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