它是由燃料电池、蓄电池、单向变换器、双向变换器和逆变器构成。
It consists of a fuel cell, an isolated unidirectional converter, a bi-directional converter, an inverter and a battery.
NAT对内网主机的出网数据包进行网络地址变换，内网主机可以使用保留地址上网，外网主机无法直接访问内网主机，从而实现单向通信。
NAT would do network address translation for outbound packet so that inside hosts can use reserved IP addresses and outside hosts can not visit inside ones directly to realize one-way communication.
除造成单向回路的风机分支外，变换后的网络与原网络拓扑关系相同。
The topology relationship between transformed network and former network is uniform except the branches with fan which result in unidirectional branches.
应用推荐