2. Exterior concern with nature happening, be like sky, sunshine, sun, landscape,
arboreous flowers and plants;
外部和大自然发生关系,如天空、阳光、太阳、山水、树木花草;
3. Based on the analysis of office network data flow we lay stress on the
arboreous security state machine model which befits the office network of army or government.
探讨机关办公网络的数据流特点,并提出一种适合部队和政府机关办公网络的树状安全状态机模型。