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Based on the pH value detecting system in detection geology
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The supervising device planted on booth vegetable base
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A kind of formaldehyde detecting devices on interior
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The safety traffic system used based on automobile
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CN107167652A
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Detection means on electronic product electric current
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CN107323260A
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A kind of measurement apparatus of alcohol concentration
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A kind of probing computer radiates novel device
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The device of sampling instrument and cdna sample can be deposited
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The multifunction system stored for cdna sample
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CN107167560A
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The joint for avoiding phenol effect content of formaldehyde from determining
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CN107315002A
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The controllable content of formaldehyde test device of gas flow
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CN107328892A
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Formaldehyde examination device based on test paper
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