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Semi-automatic annular cutting machine device for PVC drain pipe
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High-efficient PVC pipe fitting cutting device
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A kind of small-sized solar water heater of real-time adjustment focal length
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It is a kind of can automatic pollution discharge physical particles filter
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A kind of drum-type screening plant in hydraulic engineering
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A kind of solar water heater of highly efficient quick heating
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A kind of street illumination lamp convenient for heat dissipation
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It is a kind of to be used to that portable the pay off rack device used to be dismounted on cable
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A kind of solar water heater of constant-temperature effluent
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A kind of sprinkling truck for urban road
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A kind of outdoor air controlling device
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A kind of structural lumber lifts by crane apparatus
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A kind of tennis cleaning and dewatering all-in-one
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