rocketry

noun

1. 火箭学；火箭技术
   the area of science which deals with rockets and with sending rockets into space; the use of rockets

1. The Internet giant, along with Fidelity, has invested$ 1 billion in SpaceX, the private rocketry company founded by Elon Musk.
   这家互联网巨头与Fidelity一道，为埃隆·马斯克（ElonMusk）创办的私营火箭公司SpaceX投资了10亿美元。
2. This course contains labs, assignments, projects, and related resources dealing with aircraft and rocketry design concepts.
   本课程包括实验、作业、项目设计和关于航天器和火箭设计概念的相关资料。
3. The Space Race produced rapid advances in rocketry, materials science, and computers.
   太空竞赛的生产迅速发展的火箭，材料科学和计算机。
4. From propellers to jet propulsion to rocketry, men are now walking in outer space and exploring the surface of the moon and the Mars.
   从螺旋桨到喷气推进、到火箭，人们现在可以在外层空间漫步，在月球表面和到火星探险。
5. On Effect Test of Drought-resistant Rocketry Artificial Precipitation Enhancement Operation
   抗旱型火箭人工增雨效果检验方法初步研究
6. As one angle-sensitive element, gyroscope is widely used in aviation domain, such as missile, rocketry, satellite, submarine, etcetera and so on. Gyroscope can be sensitive to the angular variation of the carrier, with its characteristics of precession and inertia.
   陀螺仪是现代航空、导弹、火箭、卫星、舰船和潜艇上广泛应用的一种惯性敏感元件，利用其定轴性和进动性来敏感载体的角度变化。

noun

1. the branch of engineering science that studies rocket design and operation