理学 自动问答技术 释 knowledge extraction 知识抽取 把蕴含于信息源中的知识经过识别、理解、筛选、归纳等过程抽取出来，存储形成知识元库。
人工智能 知识工程 释文 knowledge extraction 知识提取
- DCN
- DCP
- DCPD
- DCPO
- D.C.potentiometer
- DCS
- d.c. set
- D. C. Spencer
- D. C. Spencer (1912—2001)
- D.C. SQUID
- DC SQUID
- dc-SQUID
- D.C.stabilized source
- DC stabilized speed motor
- DC standard resistor
- DCTD
- DCTL
- dCTP
- DC traction substation
- DC transmission converter
- DC voltage standard
- DC white dwarf
- DC withstand voltage test
- DC型白矮星
- dc指数