The principle of variance analysis was introduced briefly. The block diagram and program of computation were given.
本文简要地介绍了方差分析的原理，给出了计算机程序框图和详细的程序。
The system's block diagram and circuit analysis are presented respectively.
给出系统的方块组成图并进行电路分析。
Fault Tree analysis, Fault Modes and Effects analysis and Reliability Block Diagram are the popular methods for the system analysis.
常规的系统可靠性分析方法有故障树法、失效模式与影响分析法和可靠性框图法等。
应用推荐