By looking back actions of sensors in past industrial revolutions and comparing engineering sensor with human sensors,the present state and trend of sensors development in 21st century are discussed.

• 在回顾了以往产业革命中传感器的作用，比较工程传感器与人的感官的异同点之后，阐述了预计将于21世纪爆发的新产业革命中传感器的使命及发展趋势。