improper adj. 1.不适当的,不合适的,非正常的。 2.不正确的,错误的。 3.不道德的;亵渎的,不合礼仪的,下流的。 a remark improper to the occasion 不合时宜的话。 put sth. to an improper use 误用。 improper language 无礼的话。 an improper person 下流的人。 adv. -ly ,-ness n.
This thesis establishes the main factor of heating surface slagging of no . 1 boiler , that it is due to irrational layout of furnace heating surface , improper angle of burner which lead to flames attaching to furnace walls . such deduction is built on the basis of necessity of analyzing the heating surface slagging , the type of coal , the design of the furnace and burner , the operational condition and other factors effecting slagging of boiler . the research is mingled with practical operations of no . 1 boiler in inner mongolia fengtai electric power generation co , ltd 本论文从分析燃煤锅炉结渣问题必要性出发,从煤种、炉膛及燃烧器设计、运行工况等因素对锅炉结渣的影响着手,结合内蒙古丰泰发电有限公司~ # 1锅炉实际运行中存在的问题,确定了~ # 1炉受热而结渣的主要原因是炉膛受热面布置不合理,燃烧器角度不合适导致火焰贴壁所致。