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. Annex B B. Annex C C. Annex D D. Annex E Answer: C Analysis: The gas production standard corresponds to ISO 1217 Annex D.
A. Traditional models are more stable B. Environmentally friendly models are more stable C. Both have the same stability. Unable to compare the answer: B Analysis: Environmentally friendly oil-free air compressor adopts adsorption drying technology, and its dew point stability is-20℃±2℃,…
Answer: The discharge capacity ranges from [A] to [B] m³/min.
A. 1873 B. 1871 C. 1965 D. Answer in 2017: A. in 1873
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…