blowback

圖象放大、再放大

反吹

學術名詞

• 反吹：航空太空、機械工程
• 回火：航空太空、機械工程
• 後壓力：航空太空、機械工程
• 逆吹：化學術語
• 回爆：資訊

英文釋義

1. the backward escape of gases and unburned gunpowder after a gun is fired
2. misinformation resulting from the recirculation into the source country of disinformation previously planted abroad by that country's intelligence service
3. Blowback is a system of operation for self-loading firearms that obtains energy from the motion of the cartridge case as it is pushed to the rear by expanding gases created by the ignition of the propellant charge.