In Jingmen power plant,600 MW steam turbine unit of its heat consumption rate and working efficiency parameters are severely deviated from their original design since its operation.This article puts forward a comprehensive retrofit scheme on the unit,the economy of turbine after reforming is analyzed.This overhaul scheme proves being able to reduce coal consumption and improve efficiency of steam turbine unit,it can be referential for same type domestic thermal power unit.

试验结果表明,在烤烟移栽期低温、生育前期干旱的生态区,浅"V"型垄地膜覆盖模式对提高地温和土壤的含水量作用显著,能增加培土高度,对烟苗早发快长,促进根系的发育创造了良好的条件.为提高烟株的吸收功能,促进烟株正常生长,增强抗性,提高烟叶的产量、质量、效益都具有积极的作用.