Answer: It adopts an efficient compressor design, optimized system control, and water lubrication technology to reduce energy consumption and improve efficiency.
A. Price and brand B. Performance, price and brand C. Input power and output power D. Production date and transportation method Answer: C. input power and output power
A. 1873 B. 1871 C. 1965 D. Answer in 2017: A. in 1873
A. Price and brand B. Performance, price and brand C. Market demand and technological development D. Production date and transportation method Answer: C. Market demand and technological development
A. 1 bar, 20℃, 0% humidity B. 1 atm, 25℃, 50% humidity C. 1.5 bar, 30℃, 30% humidity D. 1.2 bar, 15℃,…
A. 10-20 B. 20-30 C. 30-40 D. 40-50 Answer: C Analysis: The average annual maintenance cost of environmentally friendly oil-free air compressors is 200,000 – 300,000 yuan, which is 30-40 less than traditional models…