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电子自动调零原理及其在农业工程检测技术中的应用金花斌，姚锁珍，许成吉（黑龙江省农业机械工程科学研究院）１概况在农业工程领域中常常需要检测各种物理参数，如物体的温度、湿度、位移、流量、含水率、重量、电压和电流等。由于各种因素引起的零点漂移，常常会给测量...
Electronic automatic zeroing principle and its application in agricultural engineering detection technology Jinhua Bin, Yao Suzhen, Xu Chengji (Heilongjiang Academy of Agricultural Machinery Engineering) 1 Overview In the field of agricultural engineering often need to detect a variety of physical parameters, such as object temperature , Humidity, displacement, flow rate, moisture content, weight, voltage and current. Due to various factors caused by zero drift, often give measurement ...