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Method for measuring and calculating coaxiality of outer wall of tapered hole die and inner tapered hole of tapered hole die
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Device and method for accurately measuring diameter of small end face of taper hole in taper hole die
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Fruit monitoring administration method based on block chain
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CN110470334A
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A kind of implementation method of the Monitoring Urban Environment system open and clear based on block chain
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It is a kind of can straight cutting alternating current operation paint coating thickness measuring instrument
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Paint coating thickness based on Ni-MH battery test constantly accurately measures instrument
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A kind of paint coating thickness based on temperature-compensation circuit accurately measures instrument
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CN108759757A
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A kind of paint coating thickness measuring instrument
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A kind of communication power supply voltage detecting circuit
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A kind of automatic switch-over circuit of uninterrupted communication power supply power supply
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communication power supply detection circuit based on comparator
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CN108764930A
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The implementation method of commodity counterfeit prevention verification platform based on block chain structure
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CN108592748A
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A kind of channel surveying on sludge thickness instrument
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CN108417939A
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A kind of highly conductive integrated low-pass filter
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CN108387161A
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A kind of portable channel surveying on sludge thickness instrument
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CN108317925A
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A kind of 360 ° of angle squares of portable
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CN108454281A
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It is a kind of can 360 ° of angle squares drawing of line measurement
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CN108592765A
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A kind of multi-functional 360 ° of angle squares
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CN108225159A
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A kind of stenosis bearing top circle detection device
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CN108444372A
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The method for detecting the positive hour angle of timing gears based on timing angle detecting device
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