Steel Mill in South America has successfully tested, and uses, Red Valve Type A Pinch Valves on dry Calcium Oxide in fine grain size on their continuous casting steel process.是什么意思_Steel Mill in South America has successfully tested, and uses, Red Valve Type A Pinch Valves on dry Calcium Oxide in fine grain size on their continuous casting steel process.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句