當時測試標準分軍用品,民用品,殘次品。殘次品率極高。
回答: 八麵槽的幹活。。。。:)一發小經常幹此事,買回來後一通猛測,沒幾個能用的,最後還是得買正品, 兩三塊一個的三極管。。:)
由 zhenleilren1
於 2025-08-08 22:40:04
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