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
- Manson crater
- Man's Responsibility for Nature
- Mansurah, Al
- Mantang Surround-building
- Mantan Korean monologue comic talk
- Mantel
- Mantianxing Guojia Senlin Gongyuan
- Mantiqueira Mountains
- Mantis Boxing
- mantis egg-case
- mantissa
- mantissa of a logarithm
- mantis shrimp
- mantis shrimp set gillnet fishing
- mantle
- mantle cavity
- mantle cell lymphoma
- mantle convection
- mantle convection theory
- mantle-derived magma
- mantle discontinuities
- mantle dynamics
- mantle edge
- mantle fluids
- mantle heat flow