TY - Journal of Yangtze River Scientific Research Institute A1 - WEI Bing-xu,GONG Shu,LIU Bin,LIU Xiong,OUYANG Yun-qing T1 - Changes of Expansive Soil's Meso-structure and Its Relation with Acoustic Velocity Y1 - 2016-09-25 JF - Journal of Yangtze River Scientific Research Institute JO - Journal of Yangtze River Scientific Research Institute SP - 93 EP - 97 VL - 33 IS - 9 UR - http://ckyyb.crsri.cn N1 - 10.11988/ckyyb.20150616 ER -