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A kind of cumulative circulating-heating greenhouse
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Single dry pipe multi-well water distribution system and water distribution process thereof
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Single main pipe single well water distribution system applied to oil exploitation field and water distribution process thereof
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Circulating heating pressurization process applied to wellbore
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Single dry pipe multi-well water distribution system
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Shaft circulating heating pressurizing device
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Shaft circulating heating pressurizing device and heating pressurizing process thereof
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Single main pipe single well water distribution process applied to oil exploitation field
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Water distribution technology based on single-dry-pipe multi-well water distribution system
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Single main pipe single well water distribution system applied to oil exploitation field
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Comprehensive measurement and control system applied to drilling machine hoisting device
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