一般我們稱「專業電子代工廠」為 EMS (Electronics Manufacturing Service， […]
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長度換算: 1 µm = 39.37 µin 1 µin = 0.0254 µm 1 mil = 25.4 µm 1 mil = 1/1000 in = 1000 µin 1 mm = 39.37 mil
