短語(yǔ)詞組短語(yǔ)Hollow bi -cathode lamp 空心雙陰極燈Special hollow -cathode lamp 特種空心陰極燈hollow -cathode discharge lamp 空心陰極燈current of hollow -cathode lamp 空芯陰極燈電流pr -kr hollow cathode discharge lamp 鐠空心陰極燈La -Kr hollow cathode discharge lamp 鑭空心陰極燈ho -kr llow catde discharge lamp 鈥空心陰極燈 返回 hollow-cathode lamp