查询词典 medium model

This paper analyzes that the biggest bottleneck of RFID is business model, and points out that the application of medium-and-low frequency mode has been mature, but the application of ultra-high frequency mode still needs innovation.

本文首先分析了RFID行业的发展瓶颈之首是商业模式，明确指出我国中低频段的应用模式已经较为成熟，但是超高频的应用模式需要创新。

In general, this forecast model is only suitable for the testing unit with slower medium temperature change and stable flow velocity.

该模型一般适用于介质温度变化较慢、流速稳定的试验装置。

A physical model, consisted of a tank with five types of unscreened sediments involving gravel, medium sand, fine sand, silt, and clay, was constructed at a pilot scale in the laboratory.

石油烃污染地下水是一个普遍而严重的环境问题。

The features of the fractured medium and the rock matrix in the fractal composite reservoirs are describes with the fractal dimension (which describes the geometric features) and the fractal index (which depicts the connectivity of the fractal fluid flow network); An analysis mathematical model of well testing is proposed for inconstant flow rate with the closed outer boundary and the wellborn storage and the skin effects.

分形是研究自然和社会中广泛存在的零碎而复杂、无序、不规则、非线性、不光滑，具有自相似、自仿射和标度不变性的复杂系统、图形、构造、功能、性质和复杂现象，及隐藏在这些复杂现象背后的，具有精细结构、内在随机性，局部与整体本质联系的，被传统线性科学排斥在外的不规则"病态"，不可微的事体，形体。

By soluting the dynamic mathematical model, the transfer functions were obtained. The influence laws of heat storage and working medium property to dynamic characteristics were obtained.

在对锅炉蒸发受热面简化假定的基础上，建立了亚临界压力下的动态数学模型，对该数学模型进行求解，推导出了蒸发受热面的传递函数。

According to Yamauchi, this focus is about more than just software functionality, but rather, includes considerations such as the sales model, implementation services, and maintenance and update schedules appropriate to medium-size businesses.

据 Yamauchi 所说，人们关注的重点不仅是软件功能，还包括适合中型企业的销售模式、安装服务、维护和升级的时间等内容。

The electrokinetic model works well in an atmospherical medium, it is interesting to notice that some tests conducted in vacuum have demonstrated that it still remains a thrust in a micro-Newton to a milli-Newton range (this fact has been fully confirmed in some granted patents from the NASA and others companies).

动电学模型在空气媒质中表现很好，有趣的是在一些真空环境的测试中已经证明了仍然存在从微牛顿到毫牛顿级的推力（这个事实已经在一些由NASA和其他公司申请并被批准的专利中完全证实）。

This thesis mainly employs the density-matrix renormalization group to investigate the valence bond model. We deal with the one-dimensional and quasi-one dimensional benzenoid systems from medium to infinite sizes successfully and get the ground state energies, the first excited state energies and other properties for the first time.

本论文的主要方面是将密度矩阵重整化群方法引入苯型分子的半经验价键处理，精确计算了一维单层苯型烃及双层苯型烃从小到大，直至无限的基态能量，第一激发态能量及局域芳香性等基本性质。

Chapter Ⅴ establishes the spatial model of the medium-low speed maglev vehicle to calculate the lateral dynamic response in the cases of passive guidance and active guidance, the centrically arrangement and offset arrangement of electromagnets. As a result, the comparative analyses indicate active guidance can improve evidently the lateral dynamic performances of maglev vehicle.

本文第五章建立磁浮车辆系统的空间耦合模型，并考虑电磁力的空间耦合作用，比较研究了主动、被动导向和电磁铁横向对中、错位布置下磁浮车辆的横向动力性能，为低速磁浮车辆电磁铁导向结构设计及控制方式的参数选取提供动力学理论依据。

Selecting the optimum carbon sources, nitrogen sources and inorganic salt to get the optimum liquid medium recipe by the orthogonal test in three factors and four levers; Isolated toad gastrocnemius stimulated by pulse electricity was regarded as fatigue model and Clitocybe maxima mycelia was compared with Ringer solution to see what influence they had on muscle contract ability.

采用深层培养方法，筛选出较优的碳源、氮源、无机盐，设计三因素四水平的正交试验，筛选大杯伞的最适培养基；采用脉冲式电流直接刺激蟾蜍离体腓肠肌作为疲劳模型，观察大杯伞菌丝体和任氏液对蟾蜍腓肠肌收缩能力的影响。

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。