分析压阻传感器灵敏度温漂特性。根据灵敏度与温度成指数或近似线性的关系，设计两种实用温度补偿电源，实现对灵敏度温源的补偿。 Analysis of piezoresistive sensor temperature drift characteristics. According to the exponential or approximate linear relationship between sensitivity and temperature, two practical temperature compensation power supplies are designed to compensate for the temperature source of sensitivity.