自定义局域信令服务的英文

class custom local area signaling service

class custom local area signaling service

• 自:    self; oneself; one ...
• 定义:    definition; delimi ...
• 局:    chessboard game; s ...
• 域:    land within certai ...
• 信:    letter; mail
• 令:    order; command; de ...
• 服务:    give service to; b ...