One set of acid pull and push type pickling line with the annual production capacity of 600,000 metric tons has been together installed beside the cold rolling mill.是什么意思_One set of acid pull and push type pickling line with the annual production capacity of 600,000 metric tons has been together installed beside the cold rolling mill.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句