This ensures that concurrent updates to an item do not result in accidental data loss.
这确保对某个项的并发更新不会导致意外的数据丢失。
Through measuring 180 athletes, the data was analyzed with item and factor methods. The result indicates that the questionnaire has good reliability and good validity.
对180名运动员施测，数据采用项目分析和因素分析等方法考察问卷的信度、效度。
Through measuring 180 athletes, the data was analyzed with item and factor methods. The result indicates that the questionnaire has good reliability and good validity.
对180名运动员施测，数据采用项目分析和因素分析等方法考察问卷的信度、效度。
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