反应系数

According to the statistical regression, the average acceleration response spectra of the elect earthquake records are satisfied with the standard response spectrum by new code. The result which is obtained by combining the displacement average spectra and the standard deviated spectra are satisfied with the simulate displacement response spectrum by new code. 2. Compare two different calculated methods of inelastic demand spectrum based on the factor of yield strength and equivalent damping ratios.

通过统计回归发现，地震动加速度平均反应谱能较好地拟合规范设计反应谱，而地震动位移谱平均值+1 倍标准差能较好地拟合规范拟位移谱；②对依据屈服强度系数计算弹塑性需求谱和依据等效阻尼比计算等效弹塑性需求谱的方法进行了对比。

Via sdrilared new mpe ERA resistCd l0 smooth steel Proectile perfOnnance test, the local protectwh coeffician calculated is 3.5l4, Which is Proved tha new tyPe ERA can camed ollt defend large calibre imourTiercing Proectile of init1al velocity is l700In/s in the case of small normal ange, and can achieve tactics technique gUide line, comPletely Anfil tank barbette debo large calibre annourrpiercing prOJecti1e request.

通过模拟新型反应装甲抗100滑钢弹的抗弹性能试验，计算其局部防护系数达到3.514，证明了所设计的新型反应装甲能够实现小法线角防御初速为1700m/s的大口径穿甲弹，能够达到战术技术指标要求，满足坦克炮塔对大口径穿甲弹的防御。

After deaeration of the 3.5% NaCl solution with nitrogen,only Ψc decreased markedly in comparison with that without deaeration at the same flow velocity.

结果表明：在35% NaCl流动溶液中，随着流速的增大，仅碳钢腐蚀的阴极反应作用系数急剧增大，其腐蚀率也随之增大，流体力学因素主要加速了碳钢腐蚀的阴极反应过程。

Using the combination of the model with corresponding experimental observation, the important kinetic parameters, the diffusion coefficient and the rate constant could be obtained.

这个模型与相应的动力学实验相结合可以测出反应物在明胶层中的扩散系数和反应速率常数。

Based on practice and analysis, it is put forward that the effective decrease of residual P2O5 in phosphorus furnace slag depends on the control of acidity coefficient from the slagging and reduction of P2O5. Also a relative formula for the calculation of acidity coefficient is presented.

结合生产及理论分析，指出在控制磷炉渣酸度系数中，必须兼顾满足造渣和还原反应两方面的要求，才能有效降低磷炉渣中残留的P2O5量，并且推导出相应的计算式，以消除酸度系数控制的局限。

Quenching of chlorophyll fluorescence decreased and Non-photochemical Quenching of chlorophyll fluorescence increased for both alfalfas under drought stress. Generally speaking, qP decreased less and qN increased more in the high drought-resistance alfalfa than in the low drought-resistance alfalfa, suggesting that when under drought stress, the electron transport activity and photosynthetic apparatus was damaged less in the alfalfa with high drought-resistance than in the alfalfa with low drought- resistance.

PSⅡ光化学淬灭系数、非光化学淬灭系数的变化表现为干旱胁迫下两种紫花苜蓿qP值降低、qN值升高，总体上抗旱性强的紫花苜蓿qP降低的幅度低且qN升高幅度大，表明抗旱性强的紫花苜蓿PSⅡ反应中心电子传递活性受到的影响小，光合机构的损伤程度低。

The expression of one-dimensional mathematical model of vertical migration of ammonia in the CRI system is:The parameters in the CRI model are determined as following: the retardarce coefficient is determined by static isothermal absorption experiment, the velocity of sewage travel through the soil column is determined by permeability test, the vertical dispersion coefficient is determined by test the electric conductivity of tracer in the dispersion experiment, the rate of nitrification and denitrification is determined by test of Baps technology.

依据单一氨氮、硝氮配水条件下的试验结果，引入多孔介质的溶质运移理论及对流-弥散方程，考虑NH4+-N在CRI系统中的运移受到对流和水动力弥散作用的影响，并吸附-解吸、硝化与反硝化3个过程，首次将配水流经CRI土柱的孔隙水流速方程与CRI土柱内发生的、以氧为约束条件的硝化、反硝化过程联系起来，建立了CRI系统一维垂向氨氮运移转化数学模型，表达式为：研究分别通过静态等温吸附实验率定了模型方程中的阻滞系数、通过渗滤试验测定了土柱中的孔隙水流速、通过测定弥散试验中示踪剂的电导率确定了纵向弥散系数、通过气压过程分离技术测定了土柱中的总硝化与反硝化反应速率常数，最后通过测定土柱沿程氧化-还原电位的方法分析氨氮在CRI系统中的运移转化机理。

The experimental determination of effective inter—diffusion coefficient of non—reactive condition of immobilized enzymes: The immobilized enzyme was immersed into the substrate of dextrine solution. The De value was measured as well as fitted theoretically.

无酶解反应发生条件下，对消除活性后的固定化酶有效内扩散系数的测定：在本实验系统下，建立相应实验设备，采用浸入法测定了基质糊精在固定化酶中的有效内扩散系数，并进行了De值的拟合计算。

The results showed that the maximum photochemical efficiency, quantum efficiency of PSII photochemistry, the electronic transfer rate, the photochemical quenching of the grafted seedling were lower than those of the own-root seedling in the 20 days after planting.

定植后20d，嫁接苗的最大光化学效率、PSⅡ光合电子传递量子效率、光合电子传递速率、光化学猝灭系数低于自根苗；定植后30、45、60d，嫁接苗Fv/Fm、ΦPSⅡ、ETR、qP及开放PSⅡ中心激发能捕获效率高于对照，而非光化学猝灭系数低于对照。20d时，嫁接苗吸收的光能用于光化学反应的能量比例低于对照；但30d后，θPSⅡ显著升高，45d时超过70%，而自根苗只有60%。

But in sodium carbonate solution, any form of hydrogarnet can be decomposed into sodium hydrate alumino-silicate.

通过对钠硅渣和水化石榴石反应行为的热力学分析，发现高饱和系数( x ＞1)的水化石榴石不易被苛性碱分解，低饱和系数的水化石榴石易被分解而转化为钠硅渣，且钠硅渣也可以转化为水化石榴石，而在Na2CO3溶液中，任何形式的水化石榴石均能被分解生成钠硅渣。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。