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: It is mainly used in medical, food, electronics, chemical, textile, and other industries where high air quality is required.
Answer: Ensure the installation site is clean, dry, and well-ventilated, and check the power supply and piping connections.
A.≤0.1μm B.≤0.01μm C.≤1μm D.≤10μm Answer: B Analysis: Automotive-grade compressed air needs to meet the strict requirements of dust content ≤0.01μm to ensure the production environment…
Answer: Perform a series of tests to check the discharge pressure, capacity, and energy efficiency, and compare the results with the manufacturer’s specifications.
A. 0.1-0.3m³/min B. 1-3m³/min C. 5-10m³/min D. 10-15m³/min Answer: A Analysis: The sampling flow of monitoring equipment is usually 0…