A set of relay protocols are designed to make the system have relay function, which spread the work range of concentrator and reduce the costs of installation and maintenance.
同时设计了一套中继通讯协议，使终端具有中继功能，扩充了集中器的管理能力，降低了安装和维护费用。
2
Based on the theories of non-diffracting imaging system in coherent light, the measurement system of point spreadfunction (PSF) of non-diffracting imaging system has been presented.
在分析相干光照明下无衍射成像系统理论的基础上，设计了无衍射光成像系统的点扩散函数的测量系统。
3
When the system close -loop controlling is realized for lower frequency perturbation, the approximate diffraction limited line spreadfunction can again be achieved on the image plane.