同样的问题

How much do you know about mechanics?
?
I know a lot about mechanics. I understand the principles of mechanics, including the laws of motion, forces, energy, and momentum. I am also familiar with the different types of machines and tools used in mechanics, such as engines, transmissions, and brakes.
※ 修改:·nudtcq 于 Feb 16 07:58:56 2023 修改本文·[FROM: 106.121.67.*]
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