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Drip metering high-precision Internet of things water meter machine and base meter thereof
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Base meter of positive displacement intelligent water meter
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Displacement intelligent water meter movement
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Positive displacement NB-IOT Internet of Things water meter
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The metering method of more accurate intellectual water meter flow
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Impeller is molded core-pulling mechanism
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Aspheric optical lens are pressed and molded assembly line
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Aspheric optical lens compression molding forming machine
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A kind of intellectual water meter protection cap structure
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The throttling set of built-in high-precision sensor
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Three pin quartz watch movements of stabilization pin
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Sensor depth is automatically controlled to detect the device of different water depth water quality parameter
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Sensor depth is automatically controlled to detect the system of different water depth water quality parameter
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A kind of low-power consumption Internet of Things kilowatt meter reading-out system
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A kind of motor water valve of typical structure
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Silicon piezoresistance type pressure transmitter temperature compensation and device based on two benches least square fitting
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