工学 【软交换协议】 释 session initiation protocol，SIP 会话起始协议 传输控制协议/互联网协议（transmission control protocol/internet protocol，TCP/IP）网络应用层的信令控制协议。是用于创建、修改和终止跟另一方或多方进行的会话。
网络与数据通信 网络应用 释文 session initiation protocol, SIP 会话起始协议
- refresh testing
- refrigerant
- refrigerant alternative and phase out
- refrigerant charging
- refrigerant compressor condensing unit
- refrigerant for vehicle air conditioner
- refrigeranting cycle
- refrigerant pipe
- refrigerant reclamation machine
- refrigerated and insulated vehicles
- refrigerated aquatic products
- refrigerated container
- refrigerated lorry
- refrigerated railway equipment
- refrigerated transport
- refrigerated transport equipment
- refrigerated vehicle
- refrigerating cabinets
- refrigerating machine
- refrigerating machinery
- refrigeration
- refrigeration appliance
- refrigeration by adiabatic demagnetization of a paramagnetic salt
- refrigeration by nuclear adiabatic demagnetization
- refrigeration compressor