联想,启天,商用办公台式电脑整机,b4550,i3,4170,4g,1t,dvd,w7
B-HPPX I-HPPX O B-HPPX I-HPPX O O O O O O O B-HCCX I-HCCX B-HCCX I-HCCX O B-XH I-XH I-XH I-XH I-XH O B-XH I-XH O B-XH I-XH I-XH I-XH O B-MISC I-MISC O B-MISC I-MISC O B-HCCX I-HCCX I-HCCX O B-XH I-XH