群內呼叫 的英文怎麼說
中文拼音 [qúnnèihūjiào]
群內呼叫
英文
intra-groucall-
It is composed of three mian protocols : call synchronization protocol, control frame transmission protocol based on arq mechanism and data transmisstion protocol based on slot precontract mechanism. one scan channel table is shared in the hfmanet. the nodes in the same dwell group work in the same scan channel, and the nodes in the different dwell group work in the different scan channel
該協議的網路拓撲結構採用分散式分群結構,協議不同於傳統的短波點到點及需要中心節點轉發的組網方式,而是初步實現了短波電臺之間多跳組網功能,其協議內容主要包括同步呼叫協議、基於arq的控制幀傳輸協議和基於虛電路及時隙預約方式的數據幀傳輸協議。The internal user can call single user, a group of users and all of users by dialing different numbers. call pertinence is improved and the disturbance to others is not existed
而且具有撥號功能,撥號簡便、快捷,對內部用戶實現了單呼、群呼、全呼三種呼叫方式,提高了呼叫的針對性,消除了對非被叫用戶的干擾。
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