device operation短语⁷⁶⁴³¹ 基本例句 🌏设备操作；仪器操作；操作及应用说明 The dependence of the stability of polarization on the stress is studied, which enables the determining the limits of applicability of thin films during the device operation. 在外加应力的作用下，对自发极化的稳定性进行了研究，这直接关系到铁电薄膜的应用范围。 fabiao