Matches in DBpedia 2015-10 for { ?s ?p "Ullage motors (also known as ullage engines or ullage rockets) are relatively small, independently fueled rocket engines that may be fired to accelerate the rocket prior to main engine ignition, when the vehicle is in a zero-g situation."@en }
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- Ullage_motor abstract "Ullage motors (also known as ullage engines or ullage rockets) are relatively small, independently fueled rocket engines that may be fired to accelerate the rocket prior to main engine ignition, when the vehicle is in a zero-g situation.".
- Ullage_motor comment "Ullage motors (also known as ullage engines or ullage rockets) are relatively small, independently fueled rocket engines that may be fired to accelerate the rocket prior to main engine ignition, when the vehicle is in a zero-g situation.".