required software reliability

The scale of these software is large and high reliability is required. The software test is important and heavy.

这些软件可靠性要求高且通常规模较大，测试是一项艰巨的工作。

With an elaborate design of software and hardware, the system possesses all the functions of 6502 electric interlocking and implements higher safety and reliability required by the control system.

该系统实现了6502电气集中的所有功能，软硬件设计上采取了诸多措施使系统具有高安全性和可靠性。

High reliability is required for spaceflight control software systems. But the reliability of spaceflight control software has not been quantitatively measured and managed.

航天飞行控制软件是一种具有高可靠性要求的软件系统，但是目前对航天飞控软件的可靠性还没有进行定量的度量和管理。