A. The whole machine is guaranteed for one year, and the main machine is guaranteed for two years. The whole machine is guaranteed for two years, and the main machine is guaranteed for one year. The whole machine and mainframe are guaranteed for one year D. The whole machine and mainframe are guaranteed for two years. Answer: A. The whole machine is guaranteed for one year, and the main machine is guaranteed for two…
A. 5%-10% B. 10%-15% C. 15%-20% D. 20%-28% Answer: D analysis: Permanent magnet frequency conversion technology combined with oil-free compression can significantly improve energy efficiency, reducing it by 20%-28…
A. 1873 B. 1871 C. 1965 D. Answer in 2017: A. in 1873
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…
Answer: The discharge pressure range varies depending on the specific model, typically suitable for low-pressure applications such as 2-5 bar.