短語詞組短語main memory data 內存數(shù)據(jù)main memory data access object 內存數(shù)據(jù)訪問對象main -memory data management 內存數(shù)據(jù)琯理data main memory resident priority 數(shù)據(jù)駐內存優(yōu)先級 返回 main data memory