The coupling-matrix, restriction-matrix and transmission matrix form the model.All coupling-matrices corresponding two kinds of the coupling form determine the planetary gear transmission model.是什么意思_The coupling-matrix, restriction-matrix and transmission matrix form the model.All coupling-matrices corresponding two kinds of the coupling form determine the planetary gear transmission model.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句