ࡱ > ( \ p Owner B a = = . 8 X@ " 1 ˳1 ˳1 ˳1 ˳1 ˳1 ˳1 ˳1 $ ˳1 t1 t1 t1 t1 t1 t1 ˳1 \Ց p1 ˳1 $ \Ց, \˳1 ˳1 " 4