“查询语法树”的概念、定义、翻译、参考文献-科学参考

单词	查询语法树
释义	查询语法树 Encyclopedia 管理学查询语法树释 query syntax tree查询语法树句子结构的图形表示，按照某一规则进行推导时所形成的树。又称表达树。
随便看	external technology dependency external tensor product external terms external thermal resistance external three conformities external treatment external turret mooring system external turret mooring system，ET external validation external validity of study external value external variation external voltage external volume serial number external water pressure of tunnel external weight external work external Wushu schools externior ballistic measurement of rockets exteroceptor exterrestrial event Ext Flt Ext Freq extinction extinction coefficient

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。