2. This article introduces basic check on torque converter, analyzing causes of malfunction in torque converter, bringing about several methods of maintaining converter. 介绍了液力变扭器的基本检查，分析了液力变扭器故障的原因，提出了一些检修液力变扭器的方法。
3. Two-stage matrix converter (TSMC) is a kind of new matrix converter with novel topology, which has more potentials than conventional matrix converter (CMC). 双级矩阵变换器是一种新型拓扑结构的矩阵变换器，它相对常规矩阵变换器更具发展潜力。
4. Based on the low voltage transfer ratio of conventional matrix converter, a new matrix converter referred to as a Boost matrix converter was proposed. 针对传统矩阵变换器存在电压传输比低的问题，提出一种新型的矩阵变换器电路拓扑结构。
5. Converter thermal self-flow patching compounds is mainly used with gunning material in patching large and small part of converter, and the bottom of the converter. 转炉热态自流补炉料用于修补转炉大面、小面、炉底，与喷补料结合使用，喷补料补耳轴部位。
