(单板等)插入/拔出 Plug/Unplug (发货)附件,辅助设备 Accessories (话务员)为分机用户代拨外线 Dial Out For An Extension (话务员帮)接通(电话) Put Through (计算机上)主板,母板 Mother-Board (界面)刷新 Refresh (开局)调测现场 Commissioning Site (判定)门限 Threshold (软件)补钉 Patch (试运行前的)开通...