Because the partno field is declared unique, repeated upload operations of the same part number merely replace the old index record with a new record.
由于声明了 partno 字段惟一，因此重复上传同一个部件号将只用新记录替换旧索引记录。
Each block of output code within a repeated sequence has its own internal position indicator, and any control within such a block can access that indicator through the index XPath extension.
重复序列中的每个输出代码块都有自己的内部位置指示符，代码块中的任何控件都可以通过XPath扩展index访问这个指示符。
As part of that study, the individuals had undergone repeated measurements including body mass index (BMI) over more than three decades.
作为这项研究的一部分，每个人必须反复测量包括身体的体重指数(BMI)超过三十年。
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