问题:某台竖炉其生产能力每小时44吨,利用系数为5.49t/m2²h,求竖炉焙烧面积是多少?...
Monday, December 4, 2023
问题:赤铁矿的软化和熔化温度比磁铁矿低,易于生成液相,有利于烧结矿结块...
Sunday, September 11, 2022
Monday, September 12, 2022
Saturday, March 16, 2024
问题:在小球烧结技术中,有两项不同于普通烧结技术的工艺分别是(),()()()。...
Saturday, March 16, 2024
问题:加入亲水性的粘结剂(如膨润土、消石灰等),可大大提高生球的()。...
Sunday, September 11, 2022
问题:在配料控制过程中,已知参与配料的品种分别为匀矿、生石灰、无烟煤、...
Monday, September 12, 2022
问题:造球是细磨物料在造球设备中被水润湿,借助()作用。...
Monday, December 4, 2023
问题:脉石的主要成份是()A、CaOB、SiO2C、FeOD、Fe2O3...
Friday, May 19, 2023
Sunday, September 11, 2022
Wednesday, May 24, 2023
Tuesday, December 6, 2022
Sunday, September 11, 2022
Monday, September 12, 2022
问题:关于造球加水,应把水加在()为宜。A、紧密区和成球区B、紧密区和长球区C、长球区和成球区D、长球区和空料区...
Sunday, July 16, 2023
Tuesday, July 25, 2023
问题:某造球机甲、乙、丙三个班的生球量分别为250t.240t.230...
Sunday, September 11, 2022
Sunday, September 11, 2022
问题:造球岗位技术操作标准中的规定有几项()。A、生球水份:8.8±0.3%。B、生球粒度:9-16mm≥80%C、生球落下强度≥4次/0.5m。D、生球的抗压强度≥12N/个球...
Wednesday, April 17, 2024
问题:测得某造球机所产生球粒度分级情况为<8mm为100g,8-16mm为2750g,>16mm为150g,求其8-16mm所占比例(即合格率)是多少?...
Saturday, January 28, 2023