noun
child sequence number
Technical computing term; used in contexts such as data structures, database records, or hierarchical ordering where a child element is assigned a sequence number.
XML文書では、各要素に子順序番号が割り当てられることがある。
In XML documents, each element may be assigned a child sequence number.
Compound of 子 (child), 順序 (order, sequence), and 番号 (number). A transparent technical term formed from standard components.