x230与x240的区别,区别

x230_x230 x240
thinkpadx1c2014款t430ux1cx230ts230ux220x230x240
全新升级thinkpad x230评测
联想ibm thinkpad x220 x230 x201 t420t430 笔记本电脑12寸i7i5
联想thinkpad二手笔记本电脑x220 x230 x240 x250便携商务办公本