Warning: file_put_contents(/www/wwwroot/ppbbu/cp667.com/cache/0b9ffb8ebb52cba0f1a505fa5e4c0a9d.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/cp667.com/index.php on line 55 mining machinery plant是什么意思，mining machinery plant的翻译，mining machinery plant音标、读音、用法和例句_淳朴汉英词典
Model QZ100K drill was developed by the machinery plant, Changsha Institute of Mining Research, With a China National practical new-type patent. QZ100K型潛孔鑽機由本院機械廠研制，竝已獲國家實用新型專利。