USS protocol used for communication between PLC and inverter can compensate for the lack of hardware interface converter and could realize multi-levelreversible speed.
利用USS协议实现PLC与变频器之间的通信可以弥补变频器硬件接口的不足，能够实现多级正反转调速。
2
Objective: to Analyze the imaging feature of the reversible posterior leukoencephalopathy syndrome in order to improve diagnostic level.
目的：探讨可逆性后部白质脑病综合征的影像学特征，以提高临床诊断水平。
3
Objective: to Analyze the imaging feature of the reversible posterior leukoencephalopathy syndrome (RPLS) in order to improve diagnostic level.