TY - Journal of Changjiang River Scientific Research Institute A1 - HUANG Ya-mei, WANG Li-hua, CHEN Xi-rong T1 - Comparative Study of Particle Shape of Crushed Limestone Coarse Aggregate by Digital Image Processing and Caliper Gauge Y1 - 2018-04-01 JF - Journal of Changjiang River Scientific Research Institute JO - Journal of Changjiang River Scientific Research Institute SP - 129 EP - 133 VL - 35 IS - 4 UR - http://ckyyb.crsri.cn N1 - 10.11988/ckyyb.20170147 ER -