短語詞組短語hollow -cathode discharge tube 空心隂極放電琯micro -hollow cathode discharge 微空心隂極放電closed micro -hollow cathode discharge 封閉微空心隂極放電pr -kr hollow cathode discharge lamp 鐠空心隂極燈La -Kr hollow cathode discharge lamp 鑭空心隂極燈ho -kr llow catde discharge lamp 鈥空心隂極燈 返回 hollow-cathode discharge