So each mining corporation faces up a new problem that they need SMIS based on safety information, and the development of computer and information technology makes these possible.是什么意思_So each mining corporation faces up a new problem that they need SMIS based on safety information, and the development of computer and information technology makes these possible.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句