What aspect of the company does ISO 50001 certification focus on?
A. quality management system
B. environmental management system
C. energy management system
D. occupational health and safety management system
Answer: C
Analysis: ISO 50001 is a certification specifically for energy management systems that helps companies optimize energy efficiency.
A. 1873 B. 1871 C. 1965 D. Answer in 2017: A. in 1873
Answer: It uses water as a lubricant, achieving oil-free operation.
A. Permanent magnet frequency conversion, centralized gas supply, energy management B. Home use, commercial use C. Oil and gas, construction, logistics D. Manufacturing, oil and gas, construction Answer: A. Permanent magnet frequency conversion, centralized power supply…
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. Wear of cylinder head and air liner B. Piston and piston rod damage C. Valve assembly failure D. These are all answers: D. all of the above are