... 选择唯一值DISTINCT 用户定义的完整性(User?Defined Integrity) 参照完整性(Referential Integrity) ...
基于100个网页-相关网页
根据所需的唯一值的数量,确定客户端应用程序在选择属性值时的行为。
Determines the client application behavior for selecting values of the attribute, based on the expected number of unique values.
对不同阈值灵敏度设定所探测到的缺陷进行剖伤分析,根据分析结果,建议修改GB5126-85 标准第5.3条及第5.6条,以确定涡流探伤阈值设定唯一值的选择方法。
Those defects detected with different sensitivity are analyzed. According to the results from analysis, it suggested that both item 5.3 and 5.6 of standard GB5126-85 should be revised t…
应用推荐