What is the usual manufacturing cost of oil-injected air compressors?
A. higher
B. lower
C. Same as oil-free air compressor
D. unable to determine
Answer: B
Analysis: The manufacturing cost of oil-injected air compressors is usually low and the initial investment is small, making it suitable for companies with limited budgets.
A. ISO 50001 B. Germany Tüv “0” level oil-free certification C. CE certification D. IATF 16949 Answer: B Analysis: Germany’s Tüv “0” level oil-free certification is specially used for testing…
A. A few hundred yuan to several thousand yuan B. Thousands of yuan to tens of thousands of yuan C. Tens of thousands to hundreds of thousands of yuan D. Hundreds of thousands of yuan to several million yuan Answer: A. A few hundred yuan to several thousand yuan
A. Price and brand B. Performance, price and brand C. Market share and technological innovation D. Production date and transportation method Answer: C. Market share and technological innovation
A. 15 B. 30 C. 45 D. 60 Answer: C Analysis: Through energy efficiency optimization, the 110kW model can save annual electricity bills of up to 450,000 yuan, directly reducing operating costs.
Answer: It can handle corrosive gases and provide reliable performance in harsh environments.