这样一枚经过升级改进的炸弹被投下后，利用全球定位系统及激光和红外感应器提供的数据控制弹体上的一组翼片，其工作原理类似飞机襟翼。
An upgraded bomb, when falling, USES data from the global-positioning system in combination with laser and infra-red sensors to adjust a set of fins that work like aeroplane flaps.
结果表明，优化后的TVC方案避免了弹体抬头的现象发生，提高了导弹击顶时的落角，可降低对战斗部的指标要求。
The results indicate that the optimized TVC scheme avoids rising of missile-body, and increases the impact angle, which reduces the requirement on the warhead.
结果发现，有尺寸效应后，弹体与靶板相互作用时不符合几何相似。
The results show that when size effects occur, the interactions between projectiles and targets don t accord with geometrical similarity law.
应用推荐