great changes in temperature
dust flying at great speed
The life of astronauts
Space technology products
Environment in space
strong radiation
no oxygen or air pressure
scratch resistant sunglasses
squeeze pouch
Aerospace and Technology
air-cushioned trainers
Weather monitoring
our country’s first artificial satellite Dongfanghong-1
Our country’s aerospace development
Artificial satellites
Observation of the Earth’s environment and resources
our country’s astronauts
Manned spaceflights
Deep space exploration
Positioning and navigation
Communication
Space exploration
74
Made with FlippingBook Ebook Creator