A.≤0.5%FS
B.≤1%FS
C.≤1.5%FS
D.≤2%FS
Answer: A
Analysis: Environmentally friendly oil-free air compressors need to meet pressure fluctuations ≤0.5%FS (0.7-1.0MPa) to ensure production stability.
A. Dust content B. Oil content C. Dew point temperature D. Pressure fluctuations Answer: B Analysis: Oil mist emissions violate environmental regulations, and environmentally friendly oil-free air compressors combined with environmental management system certification can ensure compliance.
A. Inspect reinforced gas piping B. Replace the leaking valve C. Check or replace air valve D. These are all answers: D. all of the above are
A. B. major cities in the world Home use, commercial use C. Oil and gas, construction, logistics D. Manufacturing, oil and gas, construction Answer: A. major cities around the world
Answer: Yes, the GWL Series compressor adopts an efficient cooling system and can operate normally in high-temperature environments.
Answer: The main features include energy efficiency, low pressure operation, oil-free water lubrication, and high reliability.