THE RESEARCH ON THE TRAITS OF THE ABSORPTION AND DESORPTION OF COAL TO GAS IN ALTERNATING ELECTRIC FIELD(AEF)OR SOUND FIELD(SF)是什么意思_THE RESEARCH ON THE TRAITS OF THE ABSORPTION AND DESORPTION OF COAL TO GAS IN ALTERNATING ELECTRIC FIELD(AEF)OR SOUND FIELD(SF)在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句