短語詞組短語graphite felt electrode 石墨氈電極graphite negative electrode 石墨負(fù)電極graphite coating electrode 石墨電極graphite e electrode powder 石墨電極粉graphite type electrode 石墨型銲條graphite coating electrode slab 石墨電極塊graphite e electrode 石墨電極artificial graphite electrode 人造石墨電極;石墨粉 返回 graphite electrode