A.≤0℃
B.≤-10℃
C.≤-20℃
D.≤-30℃
Answer: C
Analysis: The spraying process requires compressed air dew point ≤-20℃ (PDP) to prevent moisture condensation from affecting the coating quality.
A. General Standard B. Medical Standard C. Industry Standard D. No standard answer required: B. medical standard
Answer: It ensures the purity of compressed air, which is essential for food safety and quality.
A. Annex A B. Annex C C. Annex D D. Annex E Answer: B Analysis: The exhaust volume standard corresponds to ISO 1217 Annex C.
Answer: Yes, the GWL Series compressor adopts an efficient cooling system and can operate normally in high-temperature environments.
Answer: By adopting water lubrication technology, it avoids oil contamination of compressed air and uses an efficient oil-air separation system to ensure the purity of compressed air.