定制的本地接入信令服务的英文

class customized local access signaling service

• 定制:    custom made; custo ...
• 的:    4次方是 The fourth po ...
• 本地:    this locality; loc ...
• 接入:    insert; join up; s ...
• 信:    letter; mail
• 令:    order; command; de ...
• 服务:    give service to; b ...