In other words, once the rules have been created, we need to specify when they should be used.
换句话来说,一旦规则被创建,我们需要指定什么时候去使用它们。
The engineers have decided that if they use a rules engine to express the conditions for determining which tests should be performed, they can save much time and effort.
工程师决定,如果它们使用规则引擎来表达确定哪些测试应该执行的规则,则可以节省更多时间和精力。
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