Free switch and control of network matrix and images, linkage intrusion alarm system.
实现网络矩阵与图像的自由切换和控制，联动入侵报警系统。
2
Five-axis linkage CNC machine tools have a main application in machining of free surface.
五轴联动数控机床主要应用于自由曲面的加工，得到广泛的应用。
3
PWM rectifier might become an ideal electric appliance or a linkage between grid-line and other electric facilities, characterized of pollution-free and adjustable power factor.