业务接入点标识符的英文

• sapi service access point identifier

• 业务:    vocational work; professiona ...
• 传送业务接入点标识符:    tsap-id transport service access point identifier
• 业务接入点标识:    service access point identifier sapi
• 网络服务接入点标识符:    nsapi: network service access point identifier
• 网络层业务接入点标识:    network layer service access point identifier