First you tabulate all the permutations and combinations of transactions that can be potentially processed in a test environment.

首先，将所有可以在测试环境中处理的事务排列和组合添加到表格中。

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Some of the features include trigonometry, factorials, permutations and combinations.

它的功能还包含计算三角函数，阶乘，排列和组合的计算。

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After you capture the possible permutations using attributes and values, you can select combinations of these and create a configuration record.

在您使用属性和值捕获到可能的变化之后，您就能够选择它们的联合来创建一个配置记录。

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The shipping price on the basket varied every time I changed the combinations and tried multiple permutations of delivery options and services.

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