A. Convert gas production at different temperatures to standard states
B. Calculate theoretical displacement of air compressor
C. Assess brand market share
D. Predicting equipment failure rates
Answer: A
parsing: Temperature correction factor is used to unify gas production at different temperatures.
A. Price and brand B. Performance, price and brand C. Input power and output power D. Production date and transportation method Answer: C. input power and output power
Answer: Connect the compressor to a network and use a web-based interface or mobile app to monitor and control it remotely.
A. Higher B. Lower C. Same as oil injection air compressor D. The answer cannot be determined: A Analysis: The manufacturing cost of oil-free air compressors is usually high, and the initial investment is large, but the long-term maintenance cost is low.
Answer: Regular replacement of water filters, air filters, and other consumables is required, as well as inspection of the cooling system, lubrication system, and other components.
A. 1-3% B. 8-12% C. 15-25% D. 30-40% Answer: B Analysis: The gap leakage loss of the screw machine is 8-12%, and the reciprocating gap volume loss is even higher.