典型的寿命测试系统包括一台通信分析仪、电源、一个手机控制器、音频测试仪器和一台数字多用表（DMM）。
A typical lifetime test system includes a communication analyzer, power supplies, a handset controller, audio test instruments, and a DMM.
在测试设备的经验，例如数字万用表，示波器和I2C分析仪，电力供应是必不可少。
Experience in test equipment such as digital multimeter, oscilloscope, I2C analyzer, and power suppliers is a essential.
分析了当前国内已应用的远程抄表系统对其数据所采取的安全措施，提出利用数字签名技术对远程网络数据施行端对端加密；
The security measures to the data in AMRS are analyzed and the scheme that implements point to point encryption to the date of remote network is proposed based on digital signature technique.
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