1Monte Carlo Simulation on Stability of Water-coal Slurry System Under Uitrasonic RadiationWang Yuanyang, Li Yongxin, Sun Yuhan, Li Baoqing1-52Theory of Magnetization of Ferromagnetic Ultrafine Particle Under Low Temperature and Absorption of Microwave by system of MagnonZhao Mingdi6-73Characteristic of Motion Resistance of Particles in Cyclone SeparatorZhang Xuexu8-104Measurement and Research of Root-mean-square Turbulence Velocity on Hartmann BombLi Xinguang, S.Radandt, He Jicheng, Deng Xufan11-145Superfine Grinding of Wollastonite and Properties of PowderLi Leng, Kusaka Eishi, Hakahiro Yoshitaka15-186Particle Group Characteristic Analysis with Quantitative StereologyYu Ke, Zhang Yongsheng19-227Effect of Particle Size Distribution of Coal on Design and Operation of Circulating Fluidized Bed Boiler23-258Cross Experiment on Industrial Fluidic Classifier for Superfine PowderZheng Shaohua, Tao Zhendong, Liu Futian, Jiang Fenghua26-30