First-orderchange is a variation in the way processes and procedures have been done in a given system, leaving the system itself relatively unchanged.
l在过程和步骤已经确定的给定系统中，一阶变化是个变异，它使系统本身相对的不变。
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First-orderchange involves doing better what we already do, while second-orderchange alters the core ways we conduct business or even the basic business itself.