If you're monitoring the polarization for a logic device or memory element, you can apply a small electric field to traverse this boundary and simultaneously read and write the on-and-off state.
如果这一极性的有无能够被逻辑装置或是记忆元件测得，我们就可以用一微弱电场来改变其极性，同时获知极性的有无状态。
The logic analyzer detects the storage state of the USB device and generates pulse on a drive signal when the storage operation of the USB device is error.
逻辑分析仪用以侦测usb装置的存取状态，并于侦测到usb装置的存取操作发生错误时于驱动信号上产生脉冲。
The SSPC is composed of control and logic device, solid-state switch device and current-sense device.
固态功率控制器由控制和逻辑部件、固态开关部件和电流感受部件组成。
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