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满陈.1
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2021-10-25
2023-06-14
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STM32H743XIH6 芯片背�?�有水�?�,有划痕,请问是原厂工艺问题导致的�?�? 是原厂出厂就存在的�?�?
2022-11-15
STM32H743XIH6 芯片背�?�有水�?�,有划痕,请问是原厂工艺问题导致的�?�? 是原厂出厂就存在的�?�?平时是真空�?存的,今天拆包�?��?�现有上�?�两�?情况,请帮忙解答�?
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