spark plug
Significat (Anglès)
- The part of some internal combustion engines which forms a high-voltage electric spark which ignites the fuel-air mixture to begin the power stroke. (Petrol engines have spark plugs. Diesel engines do not have them because the heat from their high compression ratios supplies the ignition.)
- (figuratively) Someone who is a driving force in new endeavours.
- A rod (for cylindrical secondaries) or sphere (for spherical secondaries) of fissile material at the center of the secondary of a multistage thermonuclear weapon, which undergoes nuclear fission when compressed to supercriticality by the imploding secondary, helping to raise the secondary to the pressures and temperatures necessary to ignite nuclear fusion in the secondary's fusion fuel.
Conceptes
bugia
Sinònims
debonair
sparking-plug
well groomed
ignition plug
heating plug
ignitor plug
Traduccions
Notes
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