propulsion system
推进系统
rocket propulsion
火箭推进
jet propulsion
喷气推进
electric propulsion
电推进
propulsion technology
推进技术
jet propulsion laboratory
喷气推进实验室
propulsion drive
行走部分传动装置；推进传动
flight vehicle propulsion system
飞行器推进系统
they dive and use their wings for propulsion under water.
它们潜入水下，用双翼推进。
A four-joint flexible underwater pisciform propulsion system is developed and the control flow chart is presented.
设计了四关节柔性水下仿鱼形推进器，给出了控制流程图，建立了运动学方程。
2 Class B: AIRSHIP or DIRIGIBLE -An aerostat, equipped with means of propulsion and steering.
级：飞船或飞艇—浮升器之一种，配备有推进方法和操纵舵。
Preliminary analysis shows that the propulsion force is relative to serval factors, such as liquid viscousness, drive fin wet area and offset, etc.
分析表明,鱼形微机器人推进力与流体的粘性系数、摆翼面积和偏移角等因素有关。
The predevelopment phase for the injector of a new 27.5kN engine, which will be used in the Ariane 5 upper stage and the Hermes spaceplane propulsion module, has been completed.
欧洲阿里安-5运载火箭的上面级和使神号航天飞机的推进装置将使用一种真空推力为27.5千牛的发动机,这种压力输送式发动机的预研工作已经结束。收藏指正
In addition, the USAF continues to fund development work of the Aerojet (formerly Atlantic Research) Variable Flow Ducted Rocket ramjet system as a future propulsion option for an extended range AAM.
此外，美国空军继续投资于航空喷气研究所（原来的大西洋研究所）的可变喷流管火箭发动机系统，将其作为增程空空导弹的未来推进选项。
We'd have to design new propulsion, navigation, hibernation and life support systems.
我们须设计新的推进，导航，冬眠和生命支持系统。
来源: If there is a if.A firecracker is a rocket because it has a propulsion system.
爆竹是火箭，因为它有一个推进系统。
来源: Connection MagazineThe submarine's nuclear propulsion system is said to be unaffected.
据说这艘潜艇的核推进系统没有受到影响。
来源: CRI Online October 2021 CollectionAnd hopefully we'll have new kinds of propulsion coming along as well.
希望我们也会有新的推进器出现。
来源: Connection MagazineThe first electric propulsion engines were actually developed in the 50s and 60s.
最初的电力推进引擎，是在上世纪五六十年代发展起来的。
来源: Bloomberg BusinessweekWe currently have nuclear propulsion systems.
我们目前拥有核推进系统。
来源: Connection MagazineThe technological conscience of this effort is the jet propulsion laboratory's chief engineer, Gentry Lee.
技术方面的成就来自喷气推进实验室的总工程师真特瑞·李。
来源: Searching for life on MarsWhy was she not allowed into the engineers' lectures on orbital mechanics and rocket propulsion?
为什么不让她参加工程师们关于轨道力学和火箭推进的讲座？
来源: The Economist (Summary)The Pacific flying squid uses jet propulsion for another purpose: to launch itself right out of the water.
从水中发射出来。
来源: Bilingual Edition of TED-Ed Selected SpeechesSCOTT MORRISON, PRIME MINISTER OF AUSTRALIA: To stress again, this is about propulsion.
再次强调，这些武器都是动力驱动发面的。
来源: CNN 10 Student English September 2021 Collectionpropulsion system
推进系统
rocket propulsion
火箭推进
jet propulsion
喷气推进
electric propulsion
电推进
propulsion technology
推进技术
jet propulsion laboratory
喷气推进实验室
propulsion drive
行走部分传动装置；推进传动
flight vehicle propulsion system
飞行器推进系统
they dive and use their wings for propulsion under water.
它们潜入水下，用双翼推进。
A four-joint flexible underwater pisciform propulsion system is developed and the control flow chart is presented.
设计了四关节柔性水下仿鱼形推进器，给出了控制流程图，建立了运动学方程。
2 Class B: AIRSHIP or DIRIGIBLE -An aerostat, equipped with means of propulsion and steering.
级：飞船或飞艇—浮升器之一种，配备有推进方法和操纵舵。
Preliminary analysis shows that the propulsion force is relative to serval factors, such as liquid viscousness, drive fin wet area and offset, etc.
分析表明,鱼形微机器人推进力与流体的粘性系数、摆翼面积和偏移角等因素有关。
The predevelopment phase for the injector of a new 27.5kN engine, which will be used in the Ariane 5 upper stage and the Hermes spaceplane propulsion module, has been completed.
欧洲阿里安-5运载火箭的上面级和使神号航天飞机的推进装置将使用一种真空推力为27.5千牛的发动机,这种压力输送式发动机的预研工作已经结束。收藏指正
In addition, the USAF continues to fund development work of the Aerojet (formerly Atlantic Research) Variable Flow Ducted Rocket ramjet system as a future propulsion option for an extended range AAM.
此外，美国空军继续投资于航空喷气研究所（原来的大西洋研究所）的可变喷流管火箭发动机系统，将其作为增程空空导弹的未来推进选项。
We'd have to design new propulsion, navigation, hibernation and life support systems.
我们须设计新的推进，导航，冬眠和生命支持系统。
来源: If there is a if.A firecracker is a rocket because it has a propulsion system.
爆竹是火箭，因为它有一个推进系统。
来源: Connection MagazineThe submarine's nuclear propulsion system is said to be unaffected.
据说这艘潜艇的核推进系统没有受到影响。
来源: CRI Online October 2021 CollectionAnd hopefully we'll have new kinds of propulsion coming along as well.
希望我们也会有新的推进器出现。
来源: Connection MagazineThe first electric propulsion engines were actually developed in the 50s and 60s.
最初的电力推进引擎，是在上世纪五六十年代发展起来的。
来源: Bloomberg BusinessweekWe currently have nuclear propulsion systems.
我们目前拥有核推进系统。
来源: Connection MagazineThe technological conscience of this effort is the jet propulsion laboratory's chief engineer, Gentry Lee.
技术方面的成就来自喷气推进实验室的总工程师真特瑞·李。
来源: Searching for life on MarsWhy was she not allowed into the engineers' lectures on orbital mechanics and rocket propulsion?
为什么不让她参加工程师们关于轨道力学和火箭推进的讲座？
来源: The Economist (Summary)The Pacific flying squid uses jet propulsion for another purpose: to launch itself right out of the water.
从水中发射出来。
来源: Bilingual Edition of TED-Ed Selected SpeechesSCOTT MORRISON, PRIME MINISTER OF AUSTRALIA: To stress again, this is about propulsion.
再次强调，这些武器都是动力驱动发面的。
来源: CNN 10 Student English September 2021 Collection探索常用高频词汇