常数: constant表: outside; surface; external登记: register; check in; enter on ...项: nape符号表登记项: symbol table entry常数表: constant table; table of constants登记项簇: entry cluster登记项删除: entry deletion登记项位置: entry position会话登记项: conversational entry卷登记项: volume entry空登记项: empty entry库登记项: library entries目录登记项: directory entry清除登记项: clear entry删除登记项: deleted entry数据登记项: data entry中间登记项: middle entry表上登记项目: form entry成员子登记项: member sub-entry专用名登记项: special name entry常数表达式: co tant expre ion; constant expression; constant mark check国际常数表: international critical tables物理常数表: table of physical constants登记项名字属性: entry name attribute