Cascade multilevel inverter has extensive application in the high voltage variable frequency modulated Speed System for its numerous advantages.
级联式多电平逆变器因其具有众多的优点，在高压变频调速领域中得到广泛应用。
Based on the rotor flux vector control as a kind of variable speed system control method, with very good dynamic and static performance, received extensive attention.
基于转子磁链定向矢量控制作为交流调速系统中的一种的控制方法，以非常优良的动态和静态性能，受到了广泛的关注。
A new variable step size LMS algorithm with improved hyperbolic tangent function is presented, which is derived by the extensive review about some existing LMS algorithms.
在详细分析现有变步长LMS算法的基础上，给出一种以双曲正切函数的改进形式为变步长的LMS算法。
Intranodal spindle cell lesions on biopsy are problematic for a surgical pathologist, often requiring an extensive immunohistochemical evaluation with variable and frequently unsatisfactory results.
结内梭形细胞病变的活检对于外科病理学家是一个难题，通常需要做一组免疫组化评估，且表达结果常变化莫测、不如人意。
Intranodal spindle cell lesions on biopsy are problematic for a surgical pathologist, often requiring an extensive immunohistochemical evaluation with variable and frequently unsatisfactory results.
结内梭形细胞病变的活检对于外科病理学家是一个难题，通常需要做一组免疫组化评估，且表达结果常变化莫测、不如人意。
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