A. 1 bar, 20℃, 0% humidity
B. 1 atm, 25℃, 50% humidity
C. 1.5 bar, 30℃, 30% humidity
D. 1.2 bar, 15℃, 20% humidity
Answer: A
parsing: ISO 1217 specifies the standard state as 1 bar, 20℃, 0% humidity.
A. 50% B. 60% C. 75% D. 80% answer: C analysis: Environmentally friendly oil-free air compressors reduce oil pollution, thereby reducing the frequency of filter replacement and optimizing maintenance costs.
Answer: The biggest difference is that the GWL Series compressor does not use lubricating oil during the compression process, providing oil-free compressed air.
Answer: Ensure the installation site is clean, dry, and well-ventilated, and check the power supply and piping connections.
A. Adopt energy-efficient design B. Increase noise C. Reduce power D. Reduce maintenance Answer: A. Adopt energy-efficient design
A. Brand and model B. Color and appearance C. Production date D. Answer to transportation method: A. make and model