单词	Anthracolithic system
释义	Anthracolithic system 即石炭二叠系大石炭系
随便看	electron beam welting electron beam wiring machine electron-beam wiring machine electron beam writing electron beam zone melting electron beam zone-refining electron beam zone refining furnace Electron Bearing Report electron belt balance electron betatron electron binding energy electron-binding energy electron blackboard electron block electron-block electron bombard electronbombarded electron bombarded electron-bombarded electron-bombarded amorphous silicon electron bombarded semiconductor electron bombarded semiconductor amplifi electron bombarded semiconductor amplifier electron-bombarded semiconductor amplifier electron bombarded semiconductor device