查询词典 induction variable

Aiming at these problems, a new method of knowledge hierarchical induction based on variable precision rough sets was proposed.

为解决其规则集规模大、实用性不强的问题，提出了一种基于变精度粗糙集的改模知识分层递阶归纳方法。

Induction motors based on variable frequency speed adjustment system arewidely applied in industrial fields and daily life.

感应电机变频调速系统在工业领域和日常生活中得到了广泛了应用。

Induction machines ; variable voltage constant frequency ; efficiency ; power factor ; neural network

感应电机；变压恒频；效率；功率因数；神经网络

The stability and security of system, especially the question of induction machine-constant pressure variable pump/motor running reversibly in second quadrant is analyzed.

对该方案的稳态性能及安全性问题进行了分析，尤其对三相异步电动机与恒压变量泵/马达元件的第二象限运行问题做了研究，证明了该系统的可行性。

Expounds the working principles of variable induction controlling system and shows that VICS can solve the contradiction between engine power and fuel economization.

阐述了可变进气系统可以解决提高发动机动力性和改善经济性之间的矛盾。

Using neural network a-th invert system, the induction motor variable frequency speed-regulating system of V/F and vector control can be changed into feigned linear systems.

结合磁场定向的特点，导出了矢量控制运行方式的交流电机变频调速系统的数学模型，并对该系统进行了可逆性分析，证明该系统可逆。

ABSTRACT Development of internal combustion engine has been directed by energy saving and environment protection for a long time. Because lean burn technique has great potential to improve fuel consumption and emissions, it has been paid much attention. Variable induction and twice injection [patent no. 98107693. 9] , which have been developed in recent years, have also shown good effect on engine performance.

能源与环境现已成为内燃机技术发展的主导因素，稀薄燃烧由于其能够很好地改善发动机燃油经济性和排放特性而受到广泛重视；可变进气、二次喷油[专利号：98107693.9]等近年来发展起来的技术也表现出良好地改善发动机性能的能力。

This paper proposes an improved induction motor model using hybrid variable method.With the change of main circuit topology due to the control cell,the high voltage start-up process is controlled by the bidirectional thyristor.

用混合变量改进方法建立感应电机模型，通过控制单元在主电路拓扑的变化下，采用双向晶闸管控制高压电机软启动。

This paper proposes an improved induction motor model using hybrid variable meth od.With the change of main circuit topology due to the control cell,the high vol tage startup process is controlled by the bidirectional thyristor.

用混合变量改进方法建立感应电机模型，通过控制单元在主电路拓扑的变化下，采用双向晶闸管控制高压电机软启动。

This engine has all the goodies, starting with all aluminum-alloy, deep skirt construction, DOHC head, Variable Induction System, lightweight pistons and connecting rods.

这颗引擎用了相当多的好料其中包括了铝合金本体， deep skirt架构(sorry，我不知道这是什麼)，双凸轮轴，可变进气系统，轻量化活塞及连杆。

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。