用数值方法模拟核电厂控制调节系统的运行特性，是核电厂运行瞬态分析的重要组成部份。
The operational transient analysis plays an important role in simulating the operation characteristics of nuclear power plant by using digital calculation methods.
它仅在流程运行的过程中存在，从这个角度来讲，它是瞬态的。
It is transient in the sense that it exists only during the running of the process.
瞬态响应分析是有限元动力分析的重要内容之一，而串行计算机上运行的有限元软件在解题规模和速度上都受到很大限制。
Transient response analysis is an important part of finite elements dynamic analysis. Problem scales and velocities of serial softwares are limited on serial computers.
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