
What are the main characteristics of silent air compressors?
- A. high noise
- B. low noise
- C. large power
- D. power is small
Answer: B. low noise
Answer: By adopting water lubrication technology, it avoids oil contamination of compressed air and uses an efficient oil-air separation system to ensure the purity of compressed air.
A. 5-7 Year B. 7-10 Year C. 10-12 Year D. 12-15 Answer: C analysis: Environmentally friendly oil-free air compressor adopts a fully enclosed design, and the equipment life can reach 10-12 years, far exceeding traditional oily lubrication…
Answer: It alerts the operator with visual and audible warnings, and provides diagnostic information to help identify the problem.
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.
A. General Certification B. Medical certification C. Industrial certification D. No certification required answer: B. Medical certification