规则间的差异在于描述业务逻辑的用例行为（而非系统行为）方面。
Rules are different from use-case behaviors in that they describe business logic, rather than system behavior.
三年前，《格雷解剖学》被修订，主要是因为躯体定界而非系统功能。
Three years ago "Gray's Anatomy" was reorganised according to the regions of the body rather than the functions of the systems.
它在嵌入式软件环境中的影响力没有那么大，可能因为它注重的是软件，而非系统。
It has not been as influential in embedded software environment, perhaps because it focuses only on software rather than systems.
应用推荐