Mainly produce various of model helicopters and accessories.
主要生产各种直升飞机模型及配件。
Relief workers could fly through a model of a disaster area to look for survivors and guide rescue helicopters.
救灾工作人员们可以俯瞰灾区的三维模型以寻找生还者或指挥救难直升机。
Super capacitors, however, store much more energy than their traditional counterparts and are used to power small devices such as toys including model planes and helicopters.
但是，比起传统电容，超电容器能够储存更多的能量，并且可以为小的设备如模型飞机和玩具直升飞机等玩具提供电能。
A compact version will be sold for UAVs and helicopters, and a larger model for medium-altitude, long-endurance drones, ground surveillance and maritime patrol aircraft, Chaltiel said.
紧凑版本将被出售给无人机和直升机，较大版本将被出售给中高空，长航无人机，地面监视和海上巡逻机等。
Based on model design and rotary wing design of helicopters, this paper introduces a multi targets inverse eigenvalue problem and gives a parallel method.
由模型设计和直升机旋翼设计问题出发，归纳出一类多目标逆特征值问题并提出一种适合在并行计算机上实现的并行算法。
Based on model design and rotary wing design of helicopters, this paper introduces a multi targets inverse eigenvalue problem and gives a parallel method.
由模型设计和直升机旋翼设计问题出发，归纳出一类多目标逆特征值问题并提出一种适合在并行计算机上实现的并行算法。
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