TY - Journal of Yangtze River Scientific Research Institute A1 - NI Zhun-lin, CAO Han, PENG Can-wei, SUN Ping-he T1 - Mechanism of Fracturing Fluid Viscosity in Response to Pulse Frequency Y1 - 2018-03-01 JF - Journal of Yangtze River Scientific Research Institute JO - Journal of Yangtze River Scientific Research Institute SP - 139 EP - 143 VL - 35 IS - 3 UR - http://ckyyb.crsri.cn N1 - 10.11988/ckyyb.20171089 ER -