Provide detailed information on how the main burner and dryout burner are controlled, including step-by-step procedure for fuel and air control. List out which valves are activated in the procedure.
Provide detailed information on how the main burner and dryout burner are controlled, including step-by-step procedure for fuel and air control. List out which valves are activated in the procedure.
提供控制主烧嘴和干燥烧嘴的详细信息，包括燃料与空气的逐步控制步骤。列出在步骤中哪个阀门被触发。