Many requirements errors are passed undetected to the later stages of the life cycle and correcting those errors during or after implementation phase is found to be extremely costly.
Many requirements errors are passed undetected to the later stages of the life cycle and correcting those errors during or after implementation phase is found to be extremely costly.
许多未被发现的需求错误被传递到生命周期的后继阶段，在后继阶段更正这些错误将花费更多。