Besides, each vacuum pipe is further equipped with a long electric heating pipe, a temperature and water level probe and a superconductive airflow pipe.

The new concept of the vacuum pipe sputter self-coating is introduced first, and special cathode target structure is introduced to get favorable coating.

We know the water moves downwards when its left to itself as in rain, but you see if it moves downward on the right that would leave a gap, vacuum a hole in the pipe.