短语词组短語LAP P Link access procedure 鏈路訪問過程LAP Link Access Protocol 鏈路存取協議new lap link 新型活鏈環LAP Link Access Procedure 鏈路訪問槼程;鏈路接入槼程LAP -B Link Access Protocol-B 鏈路訪問協議B;鏈路訪問協議 返回 laplink