Eventually, all IPv4 equipment will be replaced by attrition and IPv6 will be the only address protocol in use.
最后，所有的IPv4的设备将被消耗替换，IPv6将是唯一使用的地址协议。
2
Attrition: Damage and losses to men and equipment not directly caused by player initiated combat. Attrition occurs during the phasing players logistics phase.
损耗：不是由玩家发动的战斗造成的人力和装备损坏和损失。损耗在当前玩家回合后勤阶段发生。
3
The paper also discusses residual value and equipment renewal on the condition of two kinds of attritions (material attrition and invisible attrition) .