模型火箭同航空模型一样,是一项国际性的体育竞技项目,同时,也是一项深受广大青少年所喜爱的科普活动。

The model rocket, like the aviation model, is an international sports event. At the same time, it is also a popular science activity loved by the majority of young people.

模型火箭在本世纪五十年代起源于美国,随后传至欧洲各国,并得到迅速发展。

Model rocket originated in the United States in the 1950s, then spread to European countries, and developed rapidly.

1959年国际航空联合会(FAI)正式确认模型火箭为国际性的体育比赛项目,并制订了具体的竞赛规则,首次国际性比赛于1966年5月在前捷克斯洛伐克举行。

In 1959, the international aviation Federation (FAI) officially recognized the model rocket as an international sports event, and formulated specific competition rules. The first international competition was held in May 1966 in the former Czechoslovakia.

我国的模型火箭运动发展较晚,但模型火箭在我国受到越来越多青少年的喜爱。

The development of model rocket in China is relatively late, but model rocket is loved by more and more teenagers in China.

在营动航天?火箭课堂，同学们跟随着小焦老师的介绍深入了解火箭相关的知识。

In the classroom of Yingdong Aerospace? Rocket, the students follow teacher Jiao's introduction and have a deep understanding of rocket related knowledge.

并设计、制作了模型火箭。

The model rocket is designed and manufactured.

SPACE D

SPACE D

课堂上，小焦老师向同学们介绍了解模型火箭及模型火箭运动，带领大家了解模型火箭的结构及各部分之间的功能。

In class, Xiao Jiao introduced the model rocket and its movement to the students, and led them to understand the structure of the model rocket and the function of each part.

要求大家熟悉模型火箭飞行方面的基本知识、掌握模型火箭的总体布局和零部件设计，并且要知道工程设计的基本步骤。

We should be familiar with the basic knowledge of model rocket flight, master the overall layout and parts design of model rocket, and know the basic steps of engineering design.

模型火箭，顾名思义是仿航天飞行器外形制作的一种在大气层中飞行的可回收模型，隶属于航空模型；

Model rocket, as the name suggests, is a recoverable model of flying in the atmosphere made by imitating the shape of space vehicle, which belongs to the aviation model;

它的动力是模型火箭发动机，是一种微型固体火箭发动机；

Its power is model rocket motor, which is a kind of micro solid rocket motor;

它装有使之安全返回地面的以便再次飞行的回收装置。

It is equipped with a recovery device to make it safely return to the ground so that it can fly again.

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Today's wonderful content is provided by large-scale aerospace model. We sincerely provide you with satisfactory service. If you have any questions or questions, please call us or visit our website: http://www.quanyimoxing.com