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Keyword [double pipe]
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1. The Study On Crude Oil Pipeline Low-input Running Technology
2. The Research Of Corrosion Mechanism And Prolong Life Technology For Double-pipe Heat Exchanger Of Polyethylene
3. The Design And Trial-manufacture Of The Mud-molding Machine On Preserved Eggs
4. Design And Experimental Study Of Casing Type Air Gap Membrane Distillation Module
5. Study On The Hydraulic Characteristics Of Waste Concentrated In The Aquaculture Pond Equipped With A Double Pipe Jet Flow System
6. Study On Double-pipe Crossing Technology For Large Excavation Of Sand And Gravel Geological River
7. Research On The Technical And Economic Evaluation Of The Underground Double Pipe One-time Cutting Project
8. Analysis Of Flow Field Characteristics Of Double-pipe Water Jet Sand-carrying Pump
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