oecooaoecooeoouon LE8ILIU6R010R mmum 打 五年C+M chapter 1 (12-39)_.qxd 10/31/08 4:03 PM Page 12 TEXT BLACK (AVA): Basics Architecture C + M CD1008-172 / 3173 ~ 2nd Proof C+M chapter 1 (12-39)_.qxd 3/11/09 5:46 PM Page 12