查询词典 rate of flow

Under the condition of the following- factors concerning the optimization models:the investment cost, operating cost, unfair cost, payment evade cost, drivers" extra cost and environmental pollution cost.this paper raises the optimized models of multi-modes payment of teH collection system and its algorithm is proposed by SAGA -hybrid optimization strategy, which can simultaneously optimize the following results: the optimum locations of toll stations, numbers of toll stations, the numbers of different tolling, modes" tailgates of every toll station, ETC users discount rate.and can estimate the installation rate of TAG of every toll station.the actual traffic flow capadty of different toiigate, can obtain the best toll collection system under the different simulated decision conditions.

本文充分考虑了驾驶员缴费技术选择与缴费车道选择的特性，提出了驾驶员缴费方式随机选择模型；在考虑了收费系统的投资成本、营运成本、不公平成本、漏收成本、驾驶员的额外成本和环境污染成本等因素的基础上，提出了多收费方式收费系统的优化模型，提出采用模拟退火遗传算法进行收费系统寻优的算法，可同时优化出一个收费系统的收费站位置与数量、不同收费站不同收费方式的收费车道数和ETC用户的折扣率等参数，可估算不同收费站TAG的安装率、不同收费车道实际使用量，可模拟不同决策情境下的最佳系统资源配置方案。

Dynamic pressure averaging pipe was generally applied to blowing rate measurement in rectangular pipe of power plant, the average velocity of flow in the section was represented by the average dynamic pressure at the line through the geometric center of the cross section, and then the blowing rate was determined.

针对这一问题，本文设计了基于&对数契比雪夫法&的送风流量测量装置，将5支动压平均管置于同一截面，按&对数契比雪夫法&选点位置开孔，把这5支动压平均管的静压输出孔、总压输出孔分别连接到一起作为传感器组件的差压输出，实验表明这种方法使测量准确度明显提高。

Applying the advanced dual technology of the pressed carbon block and the ultraviolet lamp helps to improve the flow rate, even at low water pressure. The AWTS II provides safe filtered water at a rate of 3 litres per minute.

集革新改良设计的高密度活性碳滤心及紫外光管，第二代净水器提供更快的滤水流量，出水量更大，每分钟可流出达3公升过滤净水，功能超卓。

Applying the advanced dual technology of the pressed carbon block and the ultraviolet lamp helps to improve the flow rate. The AWTS provides safe filtered water at a rate of three litres per minute.

集革新改良设计的高密度活性碳滤心及紫外光灯管，净水器提供更快的滤水流量，出水量更大，每分钟可流出达3公升过滤净水，功能超卓。

By comparison of eight micro adsorption, A resin with high adsorption rate and eluent rate was used to adsorb chlorogenic acid from extraction solution. The adsorption parameters are: the content of chlorogenic acid is 0.204 mg per mL adsorption solution, the acidity of adsorption solution is 4, the adsorption velocity of flow is 3 mL per min, the eluent is 30% ethanol, the eluting speed is 1.5 mL per min and the eluents volume is 4 times of resin volume. In the optimal adsorption condition, the final yield of CHA is 5.06%. the content of chlorogenic acid is 78.26% in dry productin.

通过对比8种大孔吸附树脂对绿原酸的吸附效果，选用对绿原酸吸附解吸性能均较好的树脂对绿原酸吸附，吸附参数如下：吸附液绿原酸的浓度为0.204mg／mL、吸附液pH值为4、流速为3mL／min，解吸参数如下：解吸剂为30％乙醇、解吸剂流速为1.5mL／min、解吸剂使用量为4倍树脂体积，在此条件下，绿原酸得率为5.06％，产物中绿原酸含量为78.26％。

First, by controlling the aqueous process parameters, such as type of bases, flow rate of air, mixing rate, acicular iron hydroxide nanoparticles with the length of less than 150nm, and the axial ratio of about 6～8 were finally synthesized.

1控制碱法制备针形铁黄的工艺参数，如碱的种类、通气量、搅拌转速等，制得针长50nm，轴比6～8的纳米粒子。

In this research, wastewater containing Cationic Red X-GRL dye was treated by UV, ozone, and ozone combined with UV, respecively. After determining the·OH indirect reaction rate constant k〓, the radiation flow rate of UV lamp P〓, the volumetric mass transfer coefficient k〓a, and the effective length of the radiation in photochemical reactor L, the influence factor, mechanism, kinetics, and modeling were investigated for these three processes.

在确定·OH间接反应速度k〓、光源总辐射流率P〓、体积传质系数k〓α、反应器有效光程L等工作的基础上，用UV、O〓、O〓/UV等方法处理阳离子红X-GRL染料废水，进行了影响因素研究、动力学研究、机理研究、模型研究、氧化与生化组合研究等。

Directed at improving the efficiency of treating waste water in Biological Aerated Filter, the paper introduces the study of the effect of air flow rate, Hydration Retention Time, and organic loading of input water on the removal rate of Chemical Oxygen Demand and NH3-N using activated carbon, zeolite, architecture keramics and engineering keramics as stuffings.

为提高曝气生物滤池处理废水的效率，以沸石、活性炭、建筑陶粒、工程陶粒作为填料测试气体流速、水力停留时间、进水有机负荷对生物滤池的化学需氧量、NH3—N的去除效果及出水浊度的影响。

But when the pressure is bigger than 30MPa, there is a contrary phenomenon. The flow rate, particle size distribution and void fraction of the extraction bed have the complicated effect. 3Based on the broken-intact cells model, a dynamic model based on differential mass balance equation is developed according to the law of conservation mass. The expression of mass transfer flux is given by the analysis the process and the necessary hypotheses. The extraction process is described, and the expression of extraction rate of diosgenin is given.

3在引入破碎—完整细胞结构理论的基础上，根据质量守恒原理建立了基于微分质量守恒方程的动力学模型，通过对萃取过程的分析和必要的简化、假设，给出了不同阶段传质通量的表达式，在此基础上描述了萃取过程，并给出了超临界流体萃取薯蓣皂甙元的萃取收率表达式。

C18 chromatographic column served as the stationary phase. The mobile phase was methanol flowing at the rate of 1 mLmin^(-1) with the column temperature 25℃. The nitrogen gas flow rate of the ELSD was 2 Lmin^(-1) with the temperature of the drift tube 85℃.

采用C18色谱柱为固定相，以甲醇为流动相，流速为1mLmin^(-1)，柱温为25℃；蒸发光散射检测器的氮气流速为2Lmin^(-1)，漂移管温度为85℃。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷