介绍了压阻式传感器的工作原理以及相关应用电路, 并给出了一个应用示例加以说明。 关键词: 传感器; 压阻; 应变 Abstract: The operat ing p r incip le and relat ive app licat ion circu it of p ressu re2resis2 tance sen so r are p resen ted in th is paper. A nd an app lied examp le is given to show all of tho se. Key words: sen so r; p ressu re2resistance; st rain