确定通信信道数量的公式是 _____ ,其中 n 是参与人数。( 140703 马) The formula to determine the number ofcommunication channels is _____, where n is the number of peopleinvolved.
【单选题】Having been engaged in the line of electric fans for more than 30 years, we are quite familiar with the market here and can supply any quantity _______ the exact specifications of your order.