TY - Journal of Yangtze River Scientific Research Institute A1 - LI Cao, ZHANG Meng-xi, ZHOU Rong-feng, WANG Ze-qing T1 - In-situ Test on Resonance-free Pile Y1 - 2020-09-01 JF - Journal of Yangtze River Scientific Research Institute JO - Journal of Yangtze River Scientific Research Institute SP - 122 EP - 127 VL - 37 IS - 9 UR - http://ckyyb.crsri.cn N1 - 10.11988/ckyyb.20190593 ER -