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t420Y470笔记本CPU升级I3-2310M
Z470升级CPU4核I7-2720QM
联想E420B470EV470升级I7-2720QM
联想G470 B470 E520 E420 B470E V470 4352升级I7-2720QM 4核CPU
适用于联想g470 Y470 B470 Z470升级CPU4核I7-2720QM SR014
级CPU4核I7-2720QMSR014
联想G470 B470 E520 E420 B470E V470 4352升级I3-2310M笔记本CPU
V4704352升级I7-2720QM4核CPU
4352升级I3-2310M笔记本CPU
V4704352升级I7-2720QM4核
笔记本B470G470CPU联想
