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#Ice and Snow 2022# Since Beijing successfully bid for the Winter Olympics, it has led 346 million people in China to participate in ice and snow sports. For the first time in history, 100% green electricity was used, and the ice venues were made on a large scale

author：Expressionless

#冰雪2022 #

Since Beijing's successful bid to host the Winter Olympics, it has led 346 million people in China to participate in ice and snow sports.

For the first time in history, 100% green electricity is used, large-scale carbon dioxide transcritical direct refrigeration systems are used in ice venues, and a large number of hydrogen fuel cell vehicles are used for transportation support during the race...

criticality carbon dioxide traffic carrot success fuel battery system motion
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