网络与数据通信 无线网络 释文 code division multiple access 2000, CDMA 2000 码分多路访问2000
- urban design policy
- urban design review
- urban development
- Urban Development: A Study of Parks, Gardens, and Cultural Institutions
- urban development belt
- urban development density
- urban development land area per capita
- urban development land scale
- Urban Development Studies
- urban disaster-mitigation facilities
- urban disaster prevention and alleviation
- urban disaster-prevention green space
- urban disaster risk assessment
- urban disease and its early governance in Britain
- urban distrabution
- urban diversity
- urban drainage engineering
- urban drainage flow
- urban dynamics
- urban eco-health
- urban ecological crisis
- urban ecological environment
- urban ecological footprint
- urban ecological input index
- urban ecological management