网络与数据通信 网络互联 释文 reverse path multicast, RPM 反向通路多播
- airport pavement overlay engineering
- Airports Council International
- airport survey
- airport system
- airport terminal
- airport terminal area
- airport terminal capacity
- airport visual aids
- airport working area
- air-powered feed machine
- air power meter
- air power theory
- airpre-heater
- air preheater damage
- air pressure
- air pressure, barometric pressure
- air pressure chemical vapor deposition
- air pressure gauge
- airproof/sealing felts and blankets
- air propeller
- air propeller flight tes
- Air public transport
- air pulsated jig
- air pump
- air purification system