@article{LI Cao_122, author = {[LI Cao, ZHANG Meng-xi, ZHOU Rong-feng, WANG Ze-qing]}, title = {In-situ Test on Resonance-free Pile}, publisher = {Journal of Changjiang River Scientific Research Institute}, year = {2020}, journal = {Journal of Changjiang River Scientific Research Institute}, volume = {37}, number = {9}, eid = {122}, pages = {122-127}, keywords = {pile driving process;steel pipe pile;high frequency resonance-free hammer;in-situ pile sinking test;displacement}, doi = http://ckyyb.crsri.cn/EN/10.11988/ckyyb.20190593 }