The engineer designed a new type of propellant for rockets.
工程师设计了一种新型的火箭推进剂。
They tested the propellant in different weather conditions.
他们在不同的天气条件下测试了这种推进剂。
The spacecraft uses a liquid propellant for its journey.
航天器在旅途中使用液体推进剂。
The propellant mixture must be handled with great care.
这种推进剂混合物必须小心处理。
He explained how the propellant works in the engine.
他解释了推进剂在发动机中的工作原理。
The new propellant formula increased the rocket's efficiency.
新的推进剂配方提高了火箭的效率。
The propellant was stored in a secure facility.
推进剂储存在一个安全设施中。
The team researched eco-friendly propellant alternatives.
团队研究了环保的推进剂替代品。
The propellant ignited and propelled the vehicle forward.
推进剂点燃并推动车辆向前。
Safety measures are crucial when handling propellant.
处理推进剂时，安全措施至关重要。
liquid propellant 液体推进剂
solid propellant 固体推进剂
rocket propellant 火箭推进剂
chemical propellant 化学推进剂
propellant tank 推进剂罐
propellant efficiency 推进剂效率
propellant consumption 推进剂消耗
复数: propellants;
