A. Cylinder volume × speed × number of cylinders
B. Gas production × efficiency coefficient
C. Theoretical exhaust volume ÷ temperature correction coefficient
D. Standard state gas production × altitude correction factor
Answer: A
parsing: The exhaust volume is determined by cylinder volume, speed and number of cylinders.
A. Nitrogen purge loss B. Brand premium cost C. Advertising intensity D. Equipment appearance aesthetics Answer: A Analysis: High-end industries need to consider nitrogen purging and monitoring sampling losses.
A. High noise B. Low noise C. High power D. Low power answer: B. low noise
A. B. major cities in the world Home use, commercial use C. Oil and gas, construction, logistics D. Manufacturing, oil and gas, construction Answer: A. major cities around the world
A. Food and beverage, pharmaceuticals, cigarettes, electricity, heavy industry, chemical fiber, manufacturing, automobiles, etc. B. Household use, commercial use, agricultural production use C. Oil and gas, construction, logistics, medical D. Manufacturing, oil…
A. 1-3% B. 8-12% C. 15-25% D. 30-40% Answer: C Analysis: The clearance volume of reciprocating air compressor causes a 15-25% efficiency decrease.