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midas
努力把技術(shù)學(xué)精，學(xué)技術(shù)永無(wú)止境！
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樓主  發(fā)表于: 2012-03-19 10:56
搞不懂里面，黑色線(xiàn)與白色線(xiàn)，哪個(gè)是信號的正極？
zyfzxh
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1樓  發(fā)表于: 2012-03-19 15:41
圖片：
引用
引用樓主midas于2012-03-19 10:56發(fā)表的 求NAGANO KEIKI GC30微差壓計的接線(xiàn)方法！ :
搞不懂里面，黑色線(xiàn)與白色線(xiàn)，哪個(gè)是信號的正極？

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