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)在线翻译_英语_读音_用法_例句