知识层次决策制定 decision making: 决策学; 判数; 制定决策,作决策; 作出决断; 作决定decision-making: 决策制定; 确定具体工作程序decision making theory, decision theory: 决策理论data knowledge and decision support: 数据知识和决策支持decision knowledge base system: 决策知识库系统下载手机词典可随时随地查词查翻译