1.http://imgur.com/uAbUKJ7
2.http://imgur.com/zMdODHY 是-26.4 写错
3.http://imgur.com/zEuBwKx
4.http://imgur.com/eRTjqUp
5.大家说18欧姆
6.http://imgur.com/Aovm0yI
7.http://imgur.com/qd9U2Ub
8.http://imgur.com/U5AQtYj
9.http://imgur.com/LotmEBT <<