短語詞組短語Hollow bi -cathode lamp 空心雙隂極燈Special hollow -cathode lamp 特種空心隂極燈hollow -cathode discharge lamp 空心隂極燈current of hollow -cathode lamp 空芯隂極燈電流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 lamp