A. oil injection air compressor
B. oil free compressor
C. both can
D. unable to determine
Answer: A
Analysis: Oil injection air compressors have low initial investment and are suitable for companies with limited budgets.
Answer: The compressor is designed with advanced balancing techniques to minimize vibration and noise.
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…
A. Color difference B. Orange peel phenomenon C. Fisheye defect D. Hanging answer: C analysis: Oil residue will cause “fish eye” defects on the surface of the car paint, seriously affecting the coating quality.
Answer: It must meet strict standards for purity and reliability to ensure the quality of pharmaceutical products.
Answer: Follow the manufacturer’s instructions for safe shutdown procedures to avoid damage to the compressor.