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Direct vent domestic sewage purification unit
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Integrated forced-discharge domestic sewage treatment device
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Sleeve type water pumping device for water pumping pool
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Domestic sewage collects settling cask
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Sampling device is collected to water sample
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Sleeve type water sample collecting and sampling device
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Integrated direct-discharge domestic sewage treatment device
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Forced-ventilated formula domestic sewage purification unit
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Temperature-adjusting planting and breeding combined greenhouse
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A kind of integrated form greenhouse
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Portable emergency lavatory
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Bi-motor volume is rolled up by system and with bi-motor by the greenhouse of system
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A kind of reflective insulation quilt
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Greenhouse vibration snow-removal device and the greenhouse with vibration snow-removal device
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A kind of tank body for sewage purification
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A kind of ventilating and thermal insulating farm house
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Greenhouse condensed water collecting device and greenhouse with condensed water collecting device
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Effluent treatment plant
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A kind of greenhouse
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Toilet sewage collecting purification system
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