| 释义 |
blowback
blowbackunintended adverse results of a political action or situationblow·back B0339300 (blō′băk′)n.1. The backpressure in an internal-combustion engine or a boiler.2. Powder residue that is released upon automatic ejection of a spent cartridge or shell from a firearm.3. Negative repercussions affecting a country whose government has undertaken a usually clandestine intelligence operation in another country.blowback (ˈbləʊˌbæk) n1. (General Engineering) the escape to the rear of gases formed during the firing of a weapon or in a boiler, internal-combustion engine, etc2. (Military) the action of a light automatic weapon in which the expanding gases of the propellant force back the bolt, thus reloading the weaponblowback1. Escape, to the rear and under pressure, of gases formed during the firing of the weapon. Blowback may be caused by a defective breech mechanism, a ruptured cartridge case, or a faulty primer.
2. Type of weapon operation in which the force of expanding gases acting to the rear against the face of the bolt furnishes all the energy required to initiate the complete cycle of operation. A weapon which employs this method of operation is characterized by the absence of any breech-lock or bolt-lock mechanism.Thesaurus| Noun | 1. | blowback - the backward escape of gases and unburned gunpowder after a gun is firedbackfireblowup, detonation, explosion - a violent release of energy caused by a chemical or nuclear reactionbackblast, back-blast - backfire from a recoilless weapon | | 2. | blowback - misinformation resulting from the recirculation into the source country of disinformation previously planted abroad by that country's intelligence servicemisinformation - information that is incorrect |
blowback
blowback[′blō‚bak] (chemical engineering) A continuous stream of liquid or gas bled through air lines from instruments and to the process line being monitored; prevents process fluid from backing up and contacting the instrument. Reverse flow of fluid through a filter medium to remove caked solids. Also known as backwash. (graphic arts) To enlarge, or make an enlargement of, an image. (mechanical engineering) blowdown blowbackA characteristic of a safety valve; the difference between the pressure at which it opens and the pressure at which it closes automatically, after the excess pressure has been released.blowback
Synonyms for blowbacknoun the backward escape of gases and unburned gunpowder after a gun is firedSynonymsRelated Words- blowup
- detonation
- explosion
- backblast
- back-blast
noun misinformation resulting from the recirculation into the source country of disinformation previously planted abroad by that country's intelligence serviceRelated Words |