Starting in 1942 , allied air forces gained access to air routes across the arabian peninsula as well as safe passage for significant wartime resupplies that flowed up the persian gulf .

自1942年起，盟军空军就已控制了跨越阿拉伯半岛的航线以及用于运送来自波斯湾的重要战时补给的安全通道。

Most experts say that at least three carriers are required to be effective , so that one can be in theater , one in transit and one in port for repairs and resupplies .

大多数专家说，一般要至少拥有三艘航母才能形成有效战斗力，其中一艘在战场上作战、一艘在奔赴战场的途中、一艘在船坞中进行维修和再补给。