A.±0.5%
B.±1.5%
C.±2.5%
D.±5%
Answer: B
parsing: The accuracy of a flowmeter complying with GB/T 13466 standard is ±1.5%.
Answer: The screw and star wheel are designed for high efficiency and long life, with precise tolerances to ensure smooth operation.
Answer: The compressor uses water instead of oil to lubricate the screw elements, eliminating the risk of oil contamination in the compressed air.
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…
Answer: Follow the manufacturer’s instructions for draining and refilling the water tank.
Answer: It can monitor parameters such as discharge pressure, temperature, motor current, and lubrication water level.