reactive propulsion造句

例句与造句

1. Two research groups played exceptionally important roles in the early development of Soviet Cold War-era jet propulsion : The Leningrad Gas Dynamics Laboratory ( GDL ), and the Group for Research of Reactive Propulsion ( GIRD ).
2. German expertise about reactive propulsion played a considerable role in the progression of Soviet development of both jet aircraft and rocket-powered spacecraft . Major General Nikolai Petrov, who headed a commission sent by the NKAP to examine German research facilities, informed the trophy brigades in Soviet occupied Germany that their task involved:
3. On August 18, 1933 GIRD, launched the first Soviet liquid-fueled rocket Gird-09, and on November 25, 1933 the first hybrid-fueled rocket GIRD-X . In 1940-41 another advance in the reactive propulsion field was made : the development and serial production of the Katyusha multiple rocket launcher, which was feared by the Nazis.
4. It's difficult to find reactive propulsion in a sentence. 用reactive propulsion造句挺难的