シコルスキー X2
1. Sikorsky X2The Sikorsky X2 is an experimental compound helicopter with coaxial rotors developed by the American aircraft manufacturer Sikorsky Aircraft. It is considered to be the fastest helicopter ever produced.
Read “Sikorsky X2” on English Wikipedia
Read “シコルスキー X2” on Japanese Wikipedia
Read “Sikorsky X2” on DBpedia
Read “Sikorsky X2” on English Wikipedia
Read “シコルスキー X2” on Japanese Wikipedia
Read “Sikorsky X2” on DBpedia
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