您要查找的是不是：
- 半串联M推演式变换mid-series derived-M-type transformation
- 半semi-
- 半年half a year
- 变换vary
- 嵌入式flush bonding
- 串联in series
- 半天half of the day
- 过去式preterite
- 半小时halfhour
- 不对称规则采样法SPWM矩阵式变换器Asymmetric regular sampling method SPWM control strategy for matrix converter
- 半角DBC case
- 式的fashioned
- 半月half-moon
- 上半first half
- 美式American
- 半场half-court
- 矩阵式变换器中双向开关换流技术研究Study on Current Commutation of the Bi-directional Switches in a Matrix Converter
- 半透明translucent
- 半个half
- 矩阵式变换器励磁的双馈发电机系统建模与仿真Modeling and Simulation of the Doubly Fed Generator with the Matrix AC-AC Converter as an Exciter
