Answer: It is widely used in medical, food and beverage, electronics, pharmaceutical, chemical, textile, and laboratory industries.
A. High noise B. Low noise C. High power D. Low power answer: B. low noise
A. 1-3% B. 8-12% C. 15-25% D. 30-40% Answer: C Analysis: The clearance volume of reciprocating air compressor causes a 15-25% efficiency decrease.
A. Lower cost B. Simple maintenance C. Compressed air pure D. Wide application range Answer: C analysis: The advantages of oil-injected air compressors include low cost, simple maintenance and wide application range, but the compressed air has a high oil content…
Answer: The competitive advantages include high energy efficiency, no oil contamination, low maintenance costs, long service life, as well as strong brand influence and technical support.
A. Stable growth B. Volatility growth C. Declining year by year D. Stagnation Answer: A. steady growth