Friday, October 13, 2023
问题:下列煤气发热量最高的是()。A、高炉煤气B、焦炉煤气C、混合煤气D、转炉煤气
Monday, September 12, 2022
Wednesday, July 19, 2023
问题:热风炉拱顶形式中,()拱顶的热风炉蓄热室断面上气流分布均匀程度最好。A、半球形B、锥形C、悬链线形
Sunday, September 11, 2022
问题:单位炉容的蓄热面积达到()m2/m3以上。A、30~40B、70~80C、80~85D、85~100
Sunday, September 11, 2022
Tuesday, June 27, 2023
问题:随着高炉使用风温的提高,焦比下降,高炉煤气CO2升高,发热值降低,就会影响热风炉烧炉。()
Saturday, December 16, 2023
Wednesday, September 13, 2023
Monday, September 12, 2022
Saturday, December 16, 2023
Saturday, December 16, 2023
Saturday, November 26, 2022
问题:大修之后的热风炉烘炉的目的是()。A、防止发生耐材爆裂B、有利于提高风温C、炉顶升温快D、有利于烧炉
Saturday, November 26, 2022
Thursday, February 9, 2023
Tuesday, June 27, 2023
Saturday, November 26, 2022
问题:正常换炉,热风炉烟道温度低且上升慢时,说明热风炉()效率高。
Tuesday, December 12, 2023
Sunday, September 11, 2022
问题:最佳废气成份中氧含量一般为()。A、0.2%~0.8%B、0.4%~1.0%C、0.8%~1.2%
Friday, October 13, 2023
问题:煤气饱和水的含量,随着温度升高而增加,因此煤气经预热后,其含水量也会有较大的升高。()
Sunday, September 11, 2022