propellant
推进剂,推进器,推动剂,发射器
Related Words
Definitions
- 1
- : a propelling agent.
- : the charge of explosive used to propel the projectile from a gun.
- : a substance, usually a mixture of fuel and oxidizer, for propelling a rocket.
- : a compressed inert gas that serves to dispense the contents of an aerosol container when the pressure is released.
Synonyms & Antonyms
Examples
New space startup bluShift wants to bring a new kind of propellant to the small satellite launching market, with rockets powered by bio-derived rocket fuels.
The lander would launch with empty propellant tanks, and once it’s in lunar orbit, two more rockets would launch to carry propellant to the lander.
The first attempt at such a launch, last May, was aborted because of a faulty propellant line.
This upper stage then burnt all of its propellant and simulated the deployment of a payload into space.
This means that an air-breathing rocket can lift more stuff with less propellant and drastically lower the cost of space access—at least in theory.
And the solid rocket propellant would not blow up in one explosion since it cannot do that without an oxidizer.
For instance, the one which drives the shell from the gun, known as the propellant, must not be too sudden in its action.
Clearly, smoke, which is most objectionable in the propellant, is a positive advantage in the bursting charge.
It is desired that a propellant shall produce the maximum velocity with the minimum pressure.
Gunpowder is an explosive propellant compound, consisting of saltpetre or nitre, charcoal, and sulphur.
In army usage the term "propellant" includes both smokeless powder and black powder.