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- perigee propulsion 近地点推进
- This aircraft works by jet propulsion. 这架飞机是喷气推进的。
- The Moon reaches its absolute perigee once a year. 月球每年有一次达到它的绝对近地点。
- The propulsion system consists of five F-1 engines. 推进系统包括五个F-1发动机。
- No propulsion occurs at this time. 此时无推进力产生。
- S: I am operating astern propulsion. 我船正在倒车。
- Technical requirement on propulsion shafting align. 内河船舶推进轴系校中技术要求。
- What type of fuel is used for main propulsion? 主推进装置使用何种燃油?
- Aircraft works by jet propulsion. 这架飞机是喷气推进的。
- Adduction of the upper arm to maximize forward propulsion. 内收上臂以产生最大的向前推进力。
- The liquids employed for rocket propulsion are called propergols. 用于火箭发动机的液体称为液体火箭推进剂。
- In the long-side position there is no propulsion being effected. 在长的身体姿势时并无推进力产生。
- The propulsion of a rocket requires a great amount of energy. 推进火箭需要很大的能量。
- Rocket motors have many advantages over other forms of propulsion. 火箭发动机比其他推进器有许多优点。
- Relating to or composed of two or more propulsion units. 多阶段的有关两种或者多个推进器的、或者由其组成的
- The time between two passages at the perigee (of the Moon). 月球连续两次经过近地点所需的时间。
- And the propulsion method whether steam or diesel, you'll leave to us, I suppose? 至于动力方式是采用“蒸气式”抑或“柴油式”, 我想贵公司将交由我方全权处理吧？
- A part or surface, such as a wing, propeller blade, or rudder, whose shape and orientation control stability, direction, lift, thrust, or propulsion. 翼剖面; 机翼; 翼面一个部件或平面，如机翼、螺旋桨叶、方向舵等，其形状或方位控制稳定性、方向、抬升、冲击或驱动
- The fish uses its tail fins for propulsion through the water. 鱼靠尾鳍在水中前进。
- Xi'an Aerospace Propulsion Testing Technique Institute. 西安航天动力试验技术研究所。
