他们认识到，美国方面推进导弹防御则意味着他们需要提高他们的核能力，以便能保持在同样的位置上。
They recognise that the drive for missile defence on the part of the US means that they need to expand their nuclear capabilities in order to stay in the same place.
通过Hap的人际关系，空军很快成为智囊团的承包商，兰德也由此开始研讨从推进涡轮到导弹防御的一切课题。
Through Hap’s connections, the Air Force quickly became the think tank’s main contractor, and RAND began consulting on everything from propeller turbines to missile defense.
液体推进剂的晃动特性对大型液体运载火箭以及战略弹道导弹的飞行动力稳定性有着很大的影响。
The dynamic behavior of the liquid sloshing has great effect on the dynamic stability of the liquid filled space vehicle and the strategical ballistic missile.
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