Mainly produce various of model helicopters and accessories.

主要生产各种直升飞机模型及配件。

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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。

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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。

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And United Technologies, which makes Sikorsky helicopters, has flown a large model electric-helicopter powered by a hydrogen fuel cell.

ECONOMIST: Electric planes

It is almost enough to make you feel sorry for Europe's eighth richest man and his three yachts, several helicopters, bullet-proof limousines and model girlfriend.

BBC: Roman's Moscow homecoming

As a kid he built model aircraft, and as an adult he flies real ones, both fixed-wing and helicopters.

CNN: ASIANOW - TIME Asia