English translation for "heavy fortifications"

（重型要塞工事）：可以免费升级科技以增加墙、炮塔、小要塞，要塞的战斗能力

Related Translations:

seismic fortification intensity:  抗震设防烈度

heavy date:  重要的约会

heavy poll:  投票人数众多

heavy sponging:  熔渣强烈起泡

heavy bead:  〔美国〕(五角大楼国防预算中拨款最多的)重点项目。

heavy rail:  重钢轨重铁重型钢轨重型路系重型铁路系统

heavy blur:  强烈模糊化

heavy fleece:  厚绒

heavy oils:  重油品重质油料

heavy wind:  烈风

Similar Words：

"heavy foot" English translation, "heavy footed" English translation, "heavy force" English translation, "heavy force fit" English translation, "heavy forging" English translation, "heavy foundation" English translation, "heavy fraction" English translation, "heavy frame" English translation, "heavy freight" English translation, "heavy freighter" English translation