以这种参数为基础的战略可能最终会因最初创造优势的因素而过时。
Strategies based on such parameters may eventually be rendered obsolete by the very factors that first created an advantage.
于是就有了我们最初的想法：一组消息的集合，其中每条消息都有名称，以及一组类型化的参数。
Here's our first idea: a collection of messages, where each message has a name and a list of typed parameters.
最初，SSA仅仅在一些项目中开展参数的建模；它们使用工具来决定维护成本以及是否继续开发。
Initially, the SSA deployed parametric modeling on just a few dozen projects; they used the tool to determine maintenance costs and whether or not to continue development.
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