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Novel photovoltaic power generation device
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It is a kind of to be used to repair microorganism formulation of hydroxymethyl cellulose waste water and preparation method thereof
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The technique for producing waste water using microorganism formulation advanced treating hydroxymethyl cellulose
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Phase-change hydraulic fracturing technology
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A kind of phase transformation fracturing fluid system for phase transformation pressure break
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A kind of temporary stall of thermic supermolecular gel is to fracturing fluid
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Cleaning device provided with scrubbing disk capable of rotating forwards and reversely as well as mop bucket adopting cleaning device
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Rotary mop
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Lifting device and lifter comprising same
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Cleaning method and device and mop bucket for hand pressing type rotary mop
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Cleaning method and device of rotary mop and bucket for rotary mop
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Mop bucket with water pumping device
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Foldable spin dryer tube for flat mop
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Washing bucket of folded flat mop and folded flat mop
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