氢气充气机:逢年过节在城市的公园、繁华地段、农村集市、庙会、风景旅游区,王颜六色、各式各样的彩球,给节日增添了喜庆的气氛。但是能飞的氢气球很少见,印便偶尔有卖的,生意便出奇的好,现充现卖,排队购买。但你所见到的是单桶充气机,就是一个密封的容器,工作时内部压力大,使用很危险,价格还很高, Hydrogen inflator: festivals in the city’s parks, downtown lots, rural markets, temples, scenic tourist areas, Wang Yan six colors, a variety of colored balls, to add a festive atmosphere. However, the hydrogen balloon that can fly is rare, the occasional printing and dyeing are sold, and the business is surprisingly good. Now it is sold and queued for purchase. But what you see is a single bucket inflator, is a sealed container, the internal pressure at work, the use of very dangerous, the price is still high,