A. Compressed air pure B. Low manufacturing cost C. Simple maintenance D. Low energy consumption Answer: A Analysis: The main reason why the food production industry chooses oil-free air compressors is that its compressed air is pure and meets the hygiene requirements of food production…
A.≤0.5%FS B.≤1%FS C.≤1.5%FS D.≤ 2% FS Answer: A Analysis: Environmentally friendly oil-free air compressors need to meet pressure fluctuations ≤ 0.5% FS (0.7-1.0MP…
A. Theoretical value of exhaust volume B. Actual gas production demand C. Equipment appearance size D. Brand market ranking answer: B Analysis: Selection should take actual gas production demand as the core parameter.
A. Large flow and high power are conducive to energy conservation B. Compact structure and good sealing effect C. Smooth operation and reliable operation D. These are all answers: D. all of the above are
A. 1-2% B. 3-5% C. 6-8% D. 10-15% Answer: B Analysis: High humidity reduces effective air volume by 3-5%.