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单词 booster
释义
booster

Space Exploration
  • A first-stage rocket of a launching vehicle, or an additional rocket strapped to the main rocket to assist lift-off.

    The US Delta rocket, for example, has a cluster of nine strap-on boosters that fire on lift-off. Europe's Ariane 3 rocket uses twin strap-on boosters, as did the US space shuttle.


Electronics and Electrical Engineering
  • 1. A generator or transformer inserted in a circuit in order to increase (positive booster) or decrease (negative booster) the magnitude or to change the phase of the voltage acting in the circuit.

    2. A repeater station that amplifies and retransmits a broadcast signal received from a main station, with or without a change of frequency.


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