Thursday, February 22, 2024
Wednesday, February 7, 2024
问题:已知某高炉有效容积350m3,生铁日产量为980吨,日耗焦量411.6吨试计算该高炉的利用系数、入炉焦比?...
Monday, February 5, 2024
Wednesday, February 7, 2024
问题:用车装料放入吊笼垂直运输时,车把或物料()超出吊笼。A、可以B、不得C、必须...
Tuesday, February 7, 2023
Thursday, February 22, 2024
Saturday, December 9, 2023
Sunday, September 3, 2023
问题:已知某高炉每昼夜生铁产量为500吨,利用系数2.0,求该高炉的有效容积?...
Sunday, February 18, 2024
问题:无水炮泥的抗渣铁侵蚀性、低温快干性,均比有水炮泥好。...
Sunday, February 11, 2024
问题:高炉操作中变料制,主要是为了调节()。A、煤气流分布B、炉温高低C、炉渣碱度D、冶炼强度...
Thursday, February 22, 2024
问题:高炉内料柱中从软化到熔化这一区间,叫()。A、软熔带B、块状带C、滴落带D、风口带...
Tuesday, August 8, 2023
问题:塔吊吊砖石,要用砖石笼;吊砂浆的料斗()装得过满。A、不能B、可以C、随意...
Sunday, February 11, 2024
Thursday, March 9, 2023
问题:焦炭灰分每增加1%,焦比升高2%,高炉产量一般会()...
Wednesday, February 21, 2024
问题:“矮胖”型高炉和多风口,有利于(),有利于顺行。...
Sunday, September 11, 2022
Monday, September 12, 2022
问题:碾泥机碾盘上一般设有刮板()。A、2个B、3个C、4个...
Saturday, February 11, 2023
问题:炉料的物理性质主要是指粒度、强度、气孔度和()。...
Sunday, February 18, 2024
Saturday, December 9, 2023