loop space造句

it is showed that the loop space functor and the suspension functor preserve the properties of homotopy regular . and a series of homotopy equivalence spaces are constructed
摘要证明了闭路函子和同纬函子保持同伦正则性，同时构造出了一系列同伦等价的空间。
this paper expatiated that the mathematics models of ac motor is higher order, non-linear and closed coupling, multivariable input-output system . and introduces the principle and the algorithm of sine pulse width modulation ( spwm ), opened-loop space voltage pulse width modulation control ( svpwm ) and field oriented control ( foc ) . finally, realized the control strategies of variable-frequency speed regulating using assembly and c language
文中阐述了交流异步电机的数学模型是高阶、非线性、强耦合的多变量输入输出系统,介绍了交流电机的正弦脉宽调制、开环电压空间矢量的u/f控制和磁场定向控制的原理及控制算法,并利用dsp构成控制系统,通过汇编语言和16位定点c语言混合编程的方法实现了上述的变频调速控制策略。
It's difficult to find loop space in a sentence. 用loop space造句挺难的