这些都不需要学了，现在需要的是CC毕业可以当技工的。MAGA
所有跟帖：
•
老川低估了牵一发动全身的问题。这些大概需要经济学或者数学或者什么学的教授给他上课。肯定需要微积分。
-Bailey4321-
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05/02/2025 postreply
18:38:11
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