网络与数据通信 协议体系与组成结构 释文 tree topology 树状拓扑
- negative ion
- negative ion mass spectrum
- negative ion mode
- negative jump
- negative K group of a ring
- negative K-group of a ring
- negative K-theory
- negative kurtosis
- negative leap second
- negative lens
- negative life event
- Negative likelihood ratio
- negative likelihood ratio
- negative limit point
- negative limit set
- negative list approach to foreign investment administration
- negative list management
- negative logic
- negatively definite
- negatively definite form
- negatively definite kernel
- negatively definite matrix
- negatively definite quadratic form
- negatively graded module
- negatively invariant subspace