Answer: It ensures the purity of compressed air, which is essential for food safety and quality.
A. Price and brand B. Performance, price and brand C. Viscosity and quality of lubricating oil D. Production date and transportation method Answer: C. Viscosity and quality of lubricating oil
What is the usual manufacturing cost of oil-injected air compressors? A. Higher B. Lower C. Same as oilless air compressor D. The answer cannot be determined: B Analysis: The manufacturing cost of oil-injected air compressors is usually low, and the initial investment is small, so it is suitable for…
A. The whole machine is guaranteed for one year, and the main machine is guaranteed for two years. The whole machine is guaranteed for two years, and the main machine is guaranteed for one year. The whole machine and mainframe are guaranteed for one year D. The whole machine and mainframe are guaranteed for two years. Answer: A. The whole machine is guaranteed for one year, and the main machine is guaranteed for two…
Answer: The main features include energy efficiency, low pressure operation, oil-free water lubrication, and high reliability.