The principal parameters of the barreled tooth coupling working for heavy scraper conveyor and the correlativity of the parameters are analyzed and its strength check are made.是什么意思_The principal parameters of the barreled tooth coupling working for heavy scraper conveyor and the correlativity of the parameters are analyzed and its strength check are made.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句