Sports&Watches
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Watch Spotting: What watches do athletes wear on the sports field?
Who is the winner of Copa America 2021-The first chapter
During Copa America 2021,I guess Argentina team can gain the champion.
Argentina beat Paraguay to reach quarter-finals; Chile progress with Uruguay draw. The Argentina match marked a personal milestone for Lionel Messi, who tied Javier Mascherano's record for the most games played for Argentina — 147. He and Cristiano Ronaldo have always been at the top of world football.
Who is the winner of Copa America 2021-The second chapter
Argentina clinched the 2021 Copa America final with a 22-minute first-half goal from Di Maria on Saturday night. A 1-0 win over hosts Brazil at the Marajana, winning the Copa America for the first time since 1993. It was also captain Messi's first international trophy in his 16-year international career.
Watches knowledge
How can we protect watches from magnetic fields?
Do you know the helium escape valve?
During the deep dive of the watch, as the water pressure increases, there are more helium molecules in the water than under the water molecules, and the tiny helium molecules will squeeze into the case from the gap of the watch under the action of strong pressure. At this time, the pressure in the case gradually increases, and the internal and external pressures are basically balanced. In this way, the watch can be well waterproofed in the deep sea and prevent the case from being broken and deformed.
What is the power reserve indicator?
Power reserve display, also called energy display. That is, there is usually a display window on the dial that indicates the power reserve, also called the energy display window.
Nowadays, the power reserve is undoubtedly one of the hallmarks of the watchmaker’s craftsmanship, just like the tourbillon. There are two main criteria for evaluating the power reserve in the watch industry, let's take a look