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
A. 0.5-0.6 B. 0.7-0.85 C. 0.9-1.0 D. 1.1-1.2 Answer: B Analysis: When selecting the model, it needs to be multiplied by an efficiency factor of 0.7-0.85.
A. Cylinder volume × speed × number of cylinders B. Gas production × efficiency coefficient C. Theoretical exhaust volume ÷ temperature correction coefficient D. Standard state gas production × altitude correction factor Answer: A Analysis: Discharge…
Answer: Ensure the installation site is clean, dry, and well-ventilated, and check the power supply and piping connections.
A. Small flow B. Low power C. Not suitable for occasions with small gas volume and too high pressure ratio D. Complex structure answer: C. Not suitable for occasions with small gas volume and too high pressure ratio