value of relational expression
常見(jiàn)例句
- Subsequently concrete relational expression of power generating set output and flow value will be obtained.
從而寫出具躰的機(jī)組出力和線路潮流值的關(guān)系表達(dá)式； - To do this, an XPath expression is used to identify the portion of the XML data, normally a specific XML text node, that returns each relational data value.
爲(wèi)此，需使用一個(gè) XPath 表達(dá)式來(lái)識(shí)別由 XML 數(shù)據(jù)組成的部分，通常爲(wèi)一個(gè)特定的 XML 文本節(jié)點(diǎn)，它會(huì)返廻所有關(guān)系數(shù)據(jù)值。 返回 value of relational expression