catapult mechanism meaning in Hindi

Examples

1. The middle deck housed anchors and catapult mechanisms, aircraft fuel tanks, main and auxiliary engines, food storage and rudder control.
2. The Vipers are launched from a long tube in one of a Battlestar's landing bays, assisted by a powered catapult mechanism.
3. The original concept envisioned by Hewitt and Sperry was a catapult mechanism or from the water ( the N-9s were seaplanes, the Flying Bomb was not ).
4. A pollen catapult mechanism is present in the genera " Molopanthera " and " Posoqueria " ( tribe Posoquerieae ) that projects a spherical pollen mass onto visiting sphingidae.