The relationship between two phase multiplier and local oil concentration shows strong linear dependency and slope ratios at different quality are quite equivalent, while the relationship between penalty factor and nominal oil concentration, local oil concentration and quality is not pronounced. 研究结果表明:基于制冷剂-润滑油混合物性的两相增强因子与局部油浓度具有良好的线性相关度,不同干度下斜率变化一致性良好;
Experimental and numerical analyses are carried out to equivalent boundary condition of chloride concentration for corrosion simulation of RC structures at the splash zone. 用试验和数值计算相结合的方法,初步研究了浪溅区氯盐浓度等价边界的变化规律,提出了考虑三维氯盐侵蚀影响的侧边系数概念;
The interference among them is corrected by the equivalent concentration method. 元素间的干扰用等效浓度法校正。
Equivalent element Ge doped in silicon results in suppressing the concentration and produce rate of oxygen donors, increasing the mechanical strength of silicon wafer and improving the oxygen precipitation. 直拉硅单晶中掺入等价元素锗可以有效地抑制氧施主,提高硅片机械强度,改善氧沉淀的状况。
By transforming the thermal conductivity equation, the mass diffusion coefficient is equivalent to the thermal conductivity coefficient, and the concentration of water vapor is equivalent to the temperature, then the mass transfer equation for water vapor was obtained. 本文通过变化热传导方程,使导热系数对应于扩散系数,温度对应于水蒸汽浓度,得到了质量传递方程。
Proton conducting capacity is dominated by proton conductivity and equivalent conductivity not by proton volume concentration, micro structure was visibly characterized by TEM. 认为决定质子交换膜传导能力的不是质子的体积浓度而是质子传导率和当量质子传导率,并通过透射电镜(TEM)直观表征了它们的微观结构。
Equivalent relationship among first order moment about the origin of IUH of watershed, lag time of watershed and average concentration flow time of watershed is proved, and a computational method of average concentration flow time of watershed is given. 证明了流域瞬时单位线的一阶原点矩、流域滞时和平均流域汇流时间是完全等价的,从而为计算平均流域汇流时间提供了一个概念明晰、操作简便的计算方法。
In this paper, Pollutant Discharge Equivalent Effect Model was given under the two kinds of condition: control maximal concentration and control average concentration. Meanwhile, the determination of controlled concentration of calculation section has been studied by using quantitative model. 本文就总量控制工作进行了理论探讨,从理论上提出了控制平均浓度和最大浓度两种情况下的排污等效模型,同时对计算区段控制浓度的确定进行了定量化模型研究。
The latter is designed for the calculation of piezometric heads, equipotential line, streamlines of groundwater in soil, concentration of solute, equivalent lines of concentration as well as interfaces of saline and fresh water at different time for various boundary conditions. 在此基础上编制了通用计算程序,可用以计算各种边界条件下潜水和承压水水位、等水位线、流线、溶质浓度、浓度等值线及在忽略扩散项时咸淡水界面到达时间等。
In this paper, the Pollutant Discharge Equivalent Model is given for the first time under the condition of controlling average concentration. Meanwhile, the controlled concentration of calculation section is also studied using a quantitative model by which factitious factors are reduced. 该文就总量控制工作进行理论探讨,提出控制平均浓度的排污等效模型,同时对计算区段控制浓度的确定进行定量化模型研究。
Determination of Palladium and Rhodium and Impurities in Platinum Gauze by ICP-AES Minus Equivalent Concentration Method ICP-AES等效浓度差减法测定铂网中的钯铑及杂质元素
With regard to the Titanium alloy welding structures generally used in advanced aircraft structures, an equivalent theoretical stress concentration coefficient K t ( K te) was introduced to describe the fatigue property of welding specimen. 针对先进飞机结构广泛采用的钛合金焊接结构,提出了描述焊接件疲劳特性的当量理论应力集中系数Kt(Kte)的概念;
It is shown that the surface air temperature in China rises gradually due to continuous increase of equivalent CO 2 in concentration. 结果表明,随着温室气体浓度的持续增加,中国地面气温也持续升高。
In order to ensure that each group of mice can absorb the equivalent concentration of EBD into the blood circulation, and intraperitoneal injection technology, we examined plasma EBD concentration. 为了确保各组小鼠对当量浓度的EBD都能吸收进血液循环,及腹腔注射的泄漏程度,我们检测了血浆中EBD的浓度。
The phase behavior of triblock copolymers in dodecane is relatively simple. The addition of dodecane into SIM is qualitatively equivalent to raising the volume fraction of polyisoprene, which induced a lytropic order-order transition as the concentration of polymer decreasing. 添加十二烷对三嵌段共聚高分子相行为就比较简单,就是相当于增加了体系中聚异戊二烯的体积,起到了溶致性相转变的效应。
Discuss the characteristics and working principle of linear motor, and construct the mathematical drive model of linear motor, then let positioning platform of X axis be equivalent to the concentration of quality system, and establish its dynamic model. 并根据直线电机的工作原理与特点,建立了直线电机的驱动模型,然后将X轴向定位平台等效为集中质量系统,建立了X轴向定位机构的动力学模型。