Answer: It is widely used in medical, food and beverage, electronics, pharmaceutical, chemical, textile, and laboratory industries.
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
What is the usual manufacturing cost of oil-injected air compressors? A. Higher B. Lower C. Same as oilless air compressor D. The answer cannot be determined: B Analysis: The manufacturing cost of oil-injected air compressors is usually low, and the initial investment is small, so it is suitable for…
A. Increase exhaust temperature B. Avoid dirt that leads to reduced efficiency C. Increase noise D. Shorten equipment life Answer: B Analysis: Cleaning the cooler can prevent the accumulation of dirt and maintain efficiency.
Answer: By adopting water lubrication technology, it avoids oil contamination of compressed air and uses an efficient oil-air separation system to ensure the purity of compressed air.
A. Pressure and temperature B. Oil quantity and pressure C. Temperature and oil quantity D. The answer cannot be determined: A Analysis: The control system of an oil-free air compressor is mainly used to monitor and control the operating parameters of the compressor, such as pressure and temperature.