Answer: It is designed to be energy-efficient and environmentally friendly, with low energy consumption and zero emissions.
A. 5% B. 11% C. 20% D. 30% answer: B Analysis: For every 1000 meters increase in altitude, the air density drops by about 11%.
Answer: Follow the manufacturer’s instructions for safe shutdown procedures to avoid damage to the compressor.
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. Annex A B. Annex C C. Annex D D. Annex E Answer: B Analysis: The exhaust volume standard corresponds to ISO 1217 Annex C.
A. Oil injection air compressor B. Oil-free air compressor C. Both can be D. The answer cannot be determined: B Analysis: The semiconductor manufacturing industry has extremely high requirements for the purity of compressed air, so oil-free air compressors are usually chosen.