网络与数据通信 有线网络 释文 world wide node name, WWNN 世界范围结点名
- polar curve
- polar cushion
- polar cusp
- polar cycle
- polar day
- polar decomposition
- polar decomposition theorem
- polar determinant
- polar diagram
- polar dial
- polar diameter
- polar dielectrics
- polar direction
- polar discontinuity
- polar displacement
- polar distance
- polar distance degrees
- polar divisor
- polar drfit
- polar drillling
- polar ecosystem
- polar effect
- polar element
- polar engineering
- polar environmental protection