国家自然科学基金资助项目81360232;贵州省科学技术联合基金项目黔科合LG字[2012]002号;贵阳市科技计划项目筑科合同[20141001]号@@@@the National Natural Science Foundation of China, No.81360232;the Science and Technology Joint Foundation of Guizhou, No.2012002;the Science and Technology Project of Guiyang, No.20141001