According to the protective speed curves, the tracking measuring function of infrared laser position transducer is applied for back-upprotection of travel speed.
根据保护速度曲线用红外激光位置传感器的跟踪测量功能实现速度的后备保护。
2
The conception of system protection is introduced, the realizing scheme of main protection and back-upprotection is deeply discussed. The sample has been finished.
介绍了系统保护的概念，深入探讨了系统保护主保护和后备保护的实现方案，并完成样机。
3
For added protection, backup the registry before you modify it.