A. 15
B. 30
C. 45
D. 60
Answer: C
Analysis: Through energy efficiency optimization, the 110kW model can save annual electricity bills by up to 450,000 yuan, directly reducing operating costs.
A. Adopt noise reduction design B. Increase noise C. Reduce power D. Reduce maintenance Answer: A. Designed for noise reduction
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. Portable air compressor B. Industrial air compressor C. Medical air compressor D. Mine air compressor Answer: A. portable air compressor
Answer: First, check the fault indicator lights and alarm messages, and troubleshoot and handle according to the prompts. If the problem cannot be solved independently, contact professional maintenance personnel promptly.
A. Improve production efficiency B. Reduce carbon emissions C. Ensure green manufacturing compliance D. Reduce maintenance costs Answer: C Analysis: Environmentally friendly oil-free air compressors combined with environmental management system certification meet IATF 1694…