An experimental study of several types of self-designed micro-particle and micro-quantity solid-particle feeder has resulted in the identification of micro-quantity feeding rod types suitable for materials of different particle diameters. 对自行设计的几种型式微细微量固体颗粒加料器进行试验研究,得出适于物料不同颗料直径下小流量的加料杆型式。