A. color difference
B. Orange peel phenomenon
C. fish-eye defect
D. sagging
Answer: C
Analysis: Oil residue will cause “fish eye” defects on the surface of car paint, which seriously affects the coating quality.
A. Low level of protection B. High level of protection C. Low power D. High noise answer: B. high protection level
A. Compression method B. Cooling method C. Lubricating method D. Control method answer: C analysis: oil-injected air compressors use lubricating oil to cool and lubricate compressor components, while oil-free air compressors do not use lubricating oil. These are two…
Answer: No, the GWL Series compressor has a reasonable structure and only generates rotational force during operation, without radial and axial forces.
A. A few hundred yuan to several thousand yuan B. Thousands of yuan to tens of thousands of yuan C. Tens of thousands to hundreds of thousands of yuan D. Hundreds of thousands of yuan to several million yuan Answer: B. Thousands to tens of thousands of yuan
Answer: It is designed to be energy-efficient and environmentally friendly, with low energy consumption and zero emissions.