A. oil injection air compressor
B. oil free compressor
C. both can
D. unable to determine
Answer: A
Analysis: Oil injection air compressors have low initial investment and are suitable for companies with limited budgets.
Answer: It consumes less energy and operates more efficiently, resulting in lower operating costs.
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. ISO 50001 B. Germany Tüv “0” level oil-free certification C. CE certification D. IATF 16949 Answer: B Analysis: Germany’s Tüv “0” level oil-free certification is specially used for testing…
A. Small market share B. Few product types C. Insufficient technological innovation D. Large market share and rich product categories Answer: D. Large market share and rich product variety
Answer: The main features include energy efficiency, low pressure, oil-free operation, and water lubrication, providing pure compressed air suitable for industries with high air quality requirements.