查询词典 efficiency factor

AME (Asymptotic Multiuser Efficiency) is an important factor to evaluate multiuser detector. From this point of view, performance comparison among multistage multiuser detector, decision feedback multiuser detector and linear decorrelating multiuser detector is done here.

评价多用户检测器性能的一个重要的指标就是渐近多用户效率，本文第一次从渐近多用户效率的角度分析对比了多级多用户检测器、判决反馈多用户检测器和线性解相关检测器的渐近多用户效率。

By single factor experiments, theeffects of the varieties of factors on the degree of substituent, reaction efficiency,viscidity, water-holding ability , and water keeping of CMS are studied, including the degree ofneutralisation , proportion of acid and alkali, basification temperature , basification time ,etherify temperature, etherify time and so on.

通过单因素实验研究了中和度、酸碱比、碱化温度、碱化时间、醚化温度、醚化时间等对羧甲基反应取代度、反应效率、粘度、吸水性和保水性的影响。

The dependences of gate efficiency and voltage amplification factor on biasing voltages and device dimensions are obtained. The expression of I—V characteristic under lower biasing voltage is also provided.

针对埋栅结构的SIT，利用镜像法计算了器件内部电场分布，给出了栅效率和电压放大因子随偏压和器件尺寸的变化关系，以及小偏压下器件I—V特性表达式。

Uses most early the ferric oxide sweetening agent for the bog ore and the artificial ferric oxide, for increases its factor of porosity, the sweetening agent take the sawdust as the stopping, again sprays the right amount water and the few white lime, sun-dries repeatedly makes, its PH value is generally about 8-9, this kind of sweetening agent desulphurization efficiency is low, must outside the tower regenerate, the regeneration difficulty, then is substituted for soon by other sweetening agents.

最早使用的氧化铁脱硫剂为沼铁矿和人工氧化铁，为增加其孔隙率，脱硫剂以木屑为填充料，再喷洒适量的水和少量熟石灰，反复翻晒制成，其PH值一般为8-9左右，该种脱硫剂脱硫效率较低，必须塔外再生，再生困难，不久便被其他脱硫剂所取代。

Combined with such characteristic parameters as chubbiness, fullness and intensity factor, etc., this process can automatically and adaptively choose the proper scanning pattern, moving speed of the platform and diving depth in according to the shape features of each layer and structural features. The process greatly enhances the prototype's building efficiency and consequently reduces the operation cost of RP machine.

为了能够在保证精度的前提下尽可能提高原型的制作效率，本文提出了自适应智能制作工艺流程的概念，结合饱满度、充盈度、强度因子等特征参数，该工艺能够根据层截面的形状特征及已原型固化部分的结构和强度，自适应地选择适当的扫描方式和托板的升降速度、下潜深度，极大地提高了原型的制作效率，从而有效地降低了成型机的运行成本。

EOR technology has become one critical factor for petroleum supply safety in large extent,so application of technical foresight displays pioneering and efficiency,which takes the concordantly unified society,environment,economy and technique as its core.

三次采油技术在很大程度上已经成为石油供给安全的关键因素，因此，以社会、环境、经济、技术四者和谐统一为核心思想的技术预见在三次采油技术发展战略中的应用具有开创性和实效性。

The study of longitudinal analysis plays an important role in contemnor medicine. The results may address the way to improve the efficacy and the efficiency of therapy. In most of problems, time occurs as an important factor for analyzing the data. Survival analyses are therefore to treat time as outcome.

中文摘要在近代应用医学统计中存活分析扮演相当重要的角色，尤其在医院的临床研究中，存活分析在探讨癌症病患的病程进展和治疗的评估方式上，成为不可或缺主要工具之ㄧ。

The stock market has made an important role in China's economic development, the efficiency of which has become an important contractive factor in the entire economic development.

影响一国股票市场发展的政策因素很多，税收制度便是其中举足轻重的一个因素。

To overcome the premature of simple genetic algorithm, the calculating efficiency of SGA is improved by the following two ways; Firstly, in order to ensure convergence of algorithm and reduce influence factor of convergence, elitist selection and adapted crossover and mutation operator are adopted. Secondly, because this study deals with finding minimize volume of structure, to quicken convergence of this problem, in line with mechanics criterion the paper carry out mutation to some genes in chromosome according to variations of internal force. This will let algorithms to search answer with our hoping directions.

针对基本遗传算法存在早熟的问题，本文主要从两个方面进行了改进，首先为了保证算法的收敛和减少影响算法收敛因素，采用了最优保护策略和自适应的交叉和变异算子；其次，由于本文研究内容涉及求结构最小体积问题，为了加快此类问题的收敛速度，本文结合结构优化中的力学准则，对个体染色体中的某一段基因按照内力变化进行变异操作，使得算法按一定方向进行搜索最优解。

Good input character, including good harmonic restrain ability and high power factor corrector is a very important purpose to show the high performance and high efficiency of UPS.

良好的输入特性，包括高谐波抑制能力和高功率因数是体现UPS 高性能、高效率的一个非常重要的指标。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。