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The energy-efficient drop row's additive of environment-friendly garbage regenerated coal and its preparation and application
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A kind of production method and system preparing organic fertilizer using rubbish
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A kind of environment-friendly garbage recyclable device
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A kind of U-shaped use in waste water treatment screen pack
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A kind of use in waste water treatment filter
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A kind of household-garbage processing process
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A kind of fixed-end forces device
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One kind utilizes wallboard made of domestic waste
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A kind of city house refuse treatment method
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A kind of wastewater treatment conditioning agent
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