he 178造句

• The He 178 was the world's first jet plane.
• After the second circuit Erich Warsitz set the He 178 up for the landing.
• In 1939, the Heinkel He 178 became the world's first jet aircraft.
• The He 178 was the world's first turbojet-powered aircraft to fly.
• The first jet aircraft to fly, in 1939, was the German Heinkel He 178.
• He 178 cm and 74 kg.
• Heinkel had developed the turbojet engine and the testbed aircraft, the Heinkel He 178 V1, in great secrecy.
• The following month the similarly powered Heinkel He 178 would make the first flight powered entirely by a turbojet engine.
• It was taken in 1939 ( its on the day of the flight of the He 178, 12 August 1939 ).
• A second engine was completed just after completion of the He 178 airframe, so it was decided to move directly to full flight tests.
• It was the first jet aircraft recognised by the F閐閞ation A閞onautique Internationale ( at the time the German He 178 program was still kept secret ).
• The practical jet aircraft age began just before the start of the war with the development of the Heinkel He 178, the first true turbojet.
• The high-mounted wooden wings had the characteristic leading and trailing edges ) were of the second prototype He 178 V2, which never flew under power.
• It was inspired by Ernst Heinkel's emphasis on research into high-speed flight and built on the company's experience with the He 178 jet prototype.
• *1939  The first jet-powered plane, the Heinkel He 178, is demonstrated to officials of the Reich Air Ministry for their consideration as a warplane.
• In 1939, flown by Erich Warsitz, the Heinkel He 176 and Heinkel He 178 became the first aircraft designs to fly under liquid-fuel rocket and turbojet power respectively.
• They had their first He 178 airframe and flown by Erich Warsitz in the early morning of 27 August 1939, from Rostock-Marienehe aerodrome, an impressively short time for development.
• They had their first He 178 airframe and flown by Erich Warsitz in the early morning of August 27, 1939, from Rostock-Marienehe aerodrome, an impressively short time for development.
• Undeterred, Heinkel decided to embark on the development of a twin-engine jet fighter, the He 280 as a private venture using what had been learned from the He 178 prototype.
• In his autobiography, he attributes this to the failure of the leaders of the " Reichsluftfahrtministerium " to understand the advantages of jet propulsion and what breakthrough the He 178 represented.