3718| 12
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傳感器問題請(qǐng)教 |
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點(diǎn)評(píng)
我理解是光纖比較貴,精度高,光電是精度差,比較便宜
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點(diǎn)評(píng)
是的,另外就是價(jià)格
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點(diǎn)評(píng)
之前用了很多,一直沒思考過,謝謝指點(diǎn)
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