Good toughness and thermal cracking resistance. Used in the stands of [refinish rolling or in the front stands of common mills and roll rings for hot rolling screw thread steel.是什么意思_Good toughness and thermal cracking resistance. Used in the stands of [refinish rolling or in the front stands of common mills and roll rings for hot rolling screw thread steel.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句