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學(xué)習(xí)與探索
SUN, CARS AND STUDENTS
The 2017 edition of the prestigious World Solar Challenge will be held in October. The Dutch team Solar Team Twente have been getting ready to win.
FROM NANOTECHNOLOGY TO ASTRONOMY
It is impossible to observe outer space through a telescope with a deformed mirror. How can you ensure ultra-precision positioning and compensate for any deformation?