AM500/4.5H remote control shearer is a large hydranlic chainless haulage shearer,it is designed gy Taiyuan coal machine group company for russian.是什么意思_AM500/4.5H remote control shearer is a large hydranlic chainless haulage shearer,it is designed gy Taiyuan coal machine group company for russian.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句