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Lenovo ThinkPadl X1 Carbon 5th/6th/7th 2019/2018/2017 T490 E
ThinkpadL850-GrL01AX792X390T490P52X1内置全网通
联想thinkpadL490 L480 L470 L460 L450 L440笔记液晶显示电脑屏
联想thinkpadL490L480L470L460L450L440笔记液晶显示电脑屏
笔记本电池联想ThinkpadL480耐用