The work is supported by NSFC(No.11471255,No.10971160,No.11101336,No.11226044);Scientific Research Program funded by Shaanxi Provincial Education Department(No.12JK0876);the Fund of Xi'an University of Architecture and Technology(No.RC1110,No.JC1219,No.QN1136)
supported by NSFC(No.10971160,No.11226044);Shaanxi Provincial Education Department Fund(No.12JK0876);the Young Science and Technology Fund of Xi'an University of Architecture and Technology(No.QN1136)
supported by NSFC(No.10871161,No.10971160,No.11101336,No.11226044);Scientific Research Program funded by Shaanxi Provincial Education Department(No.12JK0876);the Fundof Xi'an University of Architecture and Technology(No.RC1110,No.JC1219,No.QN1316)