weather balloon meaning in English

气象气球

I mean , it could be a piece of weather balloon ,
我说，这可能是气象探测气球的一部分
Explain why hydrogen is still used fill weather balloon althoughtit cause esplosion easily
为什麽氢气虽然容易爆炸,但是经常用来做氢气球? ?
As he watched jets fly overhead , an idea came to him to use weather balloons to fly
他看到喷气机从头顶飞过，就想到可以用气象探测气球来飞行。
Upper air observations made by a radiosonde attached to a weather balloon are used in the estimation of soaring conditions
滑翔条件是利用系于气象气球上的探空仪所录得的高空观测来估计。
At present , there are two kinds of weather balloons hydrogen charging instruments - one is buoyancy balance , and the other equalizer
气球以充氢气为主。目前气象气球充氢设备主要有浮力天平和平衡器两种。

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