Select Add next to the validation rules field again to define the second validation rule.
再次选择Validation rules字段旁的Add以定义第二条验证规则。
Second, each data validation point requires code modification.
第二，每个数据验证点需要代码修饰。
The second collection of practices in the Portfolio Management method, Execution and Validation, is the second part of the overall portfolio assessment effort, which is summarized as follows
Portfolio Management 方法中第二个实践集合，即执行和验证，是整个项目组合管理工作中的第二部分，如下文所概括的
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