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https://e2e.ti.com/support/amplifiers-group/amplifiers/f/amplifiers-forum/1037333/tl082-tl082-looks-like-be-oxidized
TL082引脚 是我们之前收到的银色引脚、但这次是不同的。 是否氧化？
这是故意的；请参阅 [常见问题解答]为什么引线框看起来严重氧化或腐蚀？
