variable reluctance

The dissertation discusses and analyzes particularly the structures and work theories of hybrid step motor and variable reluctance step motor.

本文通过对混合式和反应式两种代表性步进电动机结构特点和工作原理的讨论与分析，重点对步进电动机驱动电路、细分控制电路进行了理论研究与技术探讨。

This method includes the following steps:firstly,you must decompose the chemical equation to be balanced into two half equation,and balance into one equation with lowest common multiple of the.

本方法包括下面几步:1)将要配平的反应式分解为2个半反应式,并将这2个半反应式通过添加氢原子配平;2)使用2个半反应式中氢原子数目的最小公倍数将2个半反应式相加,整理后便可得到最后的结果。

During the equalization of electrode reaction equation ,if the number of oxygen atom at the left and right of the electrode reaction equation is unequal,H 2O can be used to equalize it.

在电极反应式配平中 ,如电极反应左右两边氧原子个数不相等时 ,可用H2 O来平衡。

According to the principle of linear algebra,a method to determine the number of independent reaction and the equation of independent reaction of a complex reaction system is introduced.

根据线性代数原理阐述了复杂反应系统的独立反应数及独立反应式的确定方