basic transition network

基本解釋

After whole transition, the development of DTV yet has problems about that unilateral network is basic, program resource is lack, and good payoff model is few etc.
整體轉(zhuǎn)換后，數(shù)字電視的發(fā)展仍然面臨單向網(wǎng)絡(luò)為主、節(jié)目資源匱乏、缺乏好的盈利模式等問題；
Chapter 5 and chapter 6 implements some security functions based on the basic data path implemented in the chapter 4, they are packet filtering and network address transition (NAT).
第五章和第六章分別在第四章所實現(xiàn)的基本數(shù)據(jù)通路的基礎(chǔ)上實現(xiàn)了一些安全特性，它們是包過濾和網(wǎng)絡(luò)地址轉(zhuǎn)換（NAT）。