In order to obtain MnN, manganese power has been nitrided by nitrogen decomposed from ammonia at high temperature in pipe type oven at lab.是什么意思_In order to obtain MnN, manganese power has been nitrided by nitrogen decomposed from ammonia at high temperature in pipe type oven at lab.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句