September 2022
Where is the clothing wholesale market in Baigou, Hebei?
I own a pregnancy and baby shop. I want to buy goods in Baigou. Who knows where to buy the cheapest goods? The most complete? I have been to the small commodity market. The goods are not complete and are not very cheap. Friends who know it can say thank you~
Graphene superconductivity beyond UHV Power Transmission?
Some people say that graphene superconductivity has been developed at room temperature, and the world's first UHV transmission technology, which we are proud of, will no longer exist. Is it true? Is it really possible to superconduct graphene at room temperature? When you think of graphene, you probably think of the black stuff that costs …
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Why is the high-speed rail line curved
Why is the high-speed rail line curved? It is said that the straight line between two points is the shortest. How about straightening it? It costs so much money to build the high-speed rail line, but it costs more money to turn a corner. Is it not a loss? In fact, the reason why the …
No vacuum vaporizer in China? Why do OLED screens need it
Vacuum plating machine. What is this? Some people say that China can not make a vacuum evaporation machine, can only be restricted by foreign countries? What is an OLED screen and how does it relate to the phone screens we use everyday? Before understanding the vacuum evaporation machine, let's have a look at the OLED …
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Why in diving competition, athletes are most afraid of physical development?
In the Olympic Games, the diving competition is a very enjoyable one. The graceful posture of the athletes, their streamlined bodies, the tiny splash when they enter the water, deduce the most superb skills in the world. But you know what? For divers, the most afraid is physical development, because physical development often means the …
Why in diving competition, athletes are most afraid of physical development? Read More »