airship envelope 中文意思是什麼

airship envelope 解釋
飛艇蒙皮
  • airship : 飛船。
  • envelope : n. 1. 信封;紙袋;包封,封皮。2. 殼層,外殼。3. 【數學】包(絡)線;包跡。4. 【航空】氣囊;【天文學】包層;【生物學】包膜,包被。
  1. An airship is a lighter than air aircraft. it has twin engines and uses " helium ", a non - flammable gas, as a lifting gas which is contained in a large envelope

    飛船是較空氣為輕的飛行器,置有兩個發動機,並依靠注入于大型氣囊的不燃氣體氦推動其上升。
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