交易内容:
1.dsp, Alan v. Oppenheim, Ronald w Schafer, 3rd edtion
http://i.imgur.com/Ij8ZqgL.jpg
2.electromagnetic field theory fundamentals, Bhag Guru, 2nd edition
http://i.imgur.com/JbBjk4n.jpg
3.electric machinery fundamentals, Stephen J. Chapman, 4th edition
http://i.imgur.com/zutITFZ.jpg
三本都200
清交附近面交，需要请站内信