Answer: “Low pressure” refers to the compressor’s ability to operate at relatively low pressure levels, making it suitable for applications that require low-pressure compressed air.
A. Cylinder head and air liner B. Piston and piston rod C. Valve assemblies and lubrication systems D. These are all answers: D. all of the above are
Answer: Ensure the installation site is clean, dry, and well-ventilated, and check the power supply and piping connections.
A. Screw B. Piston C. Centrifugal wheel D. Scroll disk answer: B. piston
Answer: The advantages include no oil contamination, low maintenance costs, long service life, and high energy efficiency.
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.