Answer: It is widely used in medical, food and beverage, electronics, pharmaceutical, chemical, textile, and laboratory industries.
A. 1873 B. 1871 C. 1965 D. Answer in 2017: A. in 1873
A. 1-2% B. 3-5% C. 6-8% D. 10-15% Answer: B Analysis: High humidity reduces effective air volume by 3-5%.
A. Lower B. Higher C. Same as oilless air compressor D. The answer cannot be determined: B Analysis: The lubricating oil from the oil-injected air compressor will be partially mixed into the compressed air, resulting in a high oil content in the compressed air.
A. Poor after-sales service B. The after-sales service network is underdeveloped C. Provide comprehensive after-sales service D. After-sales service is limited to large cities Answer: C. Provide comprehensive after-sales service
Answer: It ensures the purity of compressed air, which is essential for food safety and quality.