Catalytic Coking Reformate Blending Version 20190731
Thread Content
Participation: Prize 1 Wealth； Correct answer: 3 Wealth as a reward. https://bbs.hcbbs.com/static/image/hrline/2.gif https://bbs.hcbbs.com/static/image/hrline/3.gif Multiple-choice question: Which of the following statements correctly describes the role of the secondary air in the auxiliary combustion chamber? ( ) A. Enter the furnace to supply the oxygen required for fuel combustion. B. Enter the furnace to serve a cooling purpose. C. Enter the cylinder jacket to serve a cooling purpose. D. Enter the cylinder jacket to provide the oxygen required for fuel combustion. Answer: C https://bbs.hcbbs.com/static/image/hrline/1.gif https://bbs.hcbbs.com/static/image/hrline/2.gif Note: The answer will be announced automatically after two days.
C. Enter the cylinder interlayer to serve a cooling purpose
Multiple-choice question: Which of the following correctly describes the role of the secondary air in the auxiliary combustion chamber? ( ) D. Enter the cylinder interlayer to supply the oxygen required for fuel combustion.