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Hot socket superconduction heat exchange furnace
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Solar energy heating electrification component
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A kind of plate-type solar thermal collector
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Crosswind-powered wheel type generator
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Full-fuel cyclone furnace
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Movable barrier on emergency exit of expressway
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Combined buffering guardrail
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Single-person bedroom
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Balance arm used for tower crane
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Collision buffering device for motor vehicle
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Surface cleaning device for solar cell module
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Straight-through vacuum tube solar heat collector
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Single-house heat supply system
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Vacuum tube solar heat collector
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Single-household double-circulation heating system
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