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xm372494067
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樓主  發(fā)表于: 2010-08-18 18:03
請問(wèn)有人知道有沒(méi)有一種可以在半米內可以檢測鋼和鋁的感應器，可以在在零點(diǎn)幾秒以?xún)葏^別開(kāi)的，在此俺先謝謝大家了
雪夜寒光
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1樓  發(fā)表于: 2010-08-18 19:20
建議你用反光型傳感器，不但鋼和鋁，任何東西擋住其光線(xiàn)都會(huì )動(dòng)作

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