该团在等待敌人进攻之时，加强了阵地工事。
The regiment secured its position while awaiting the enemy attack.
一个理所当然的假设就是，位于导弹部队驻地附近的大量形成网络的地下工事和发射阵地就是用来保护、存贮、以及转运这些东西的。
The logical assumption is that the vast network of UGFs located near the missile garrisons and launch sites are used to protect, store, and transfer these items.
敌人小心翼翼，撤离阵地总要将工事破坏掉。
The enemy were careful to destroy the fortifications from which they were retiring.
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