|
An aerostat is an aircraft that remains aloft through the use of lighter-than-air gases. A narrower and more technical meaning refers only to tethered balloons. Types of aerostat include: ==Airships== Airships are powered aerostats. * Airship, or dirigible, any aerostat that can be manoeuvred through the air using propellers, rudders, etc. * Blimp, an airship with no structural framework, using only gas pressure to maintain its shape * Rigid airship, uses only a structural framework to maintain its shape * Semi-rigid airship, uses a partial structural framework in combination with gas pressure to maintain its shape 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Aerostat (disambiguation)」の詳細全文を読む スポンサード リンク
|