Answer: The discharge pressure range varies depending on the specific model, typically suitable for low-pressure applications such as 2-5 bar.
A. Higher B. Lower C. Same as oil injection air compressor D. The answer cannot be determined: B Analysis: Oil-free air compressors usually consume less energy and improve energy efficiency due to reduced use of lubricating oil.
A. Color difference B. Orange peel phenomenon C. Fisheye defect D. Hanging answer: C analysis: Oil residue will cause “fish eye” defects on the surface of the car paint, seriously affecting the coating quality.
Answer: It offers superior energy efficiency, lower maintenance costs, and a longer lifespan.
A. Food, drugs, electronics, chemicals B. Home use, commercial use C. Oil and gas, construction, logistics D. Manufacturing, oil and gas, construction Answer: A. Food, drugs, electronics, chemicals
Answer: It can be determined by observing the pressure differential indicator of the water filter or based on usage time and water quality.