Thursday, April 20, 2023
问题:推动式篦式冷却机冷却风机能力为() Nm3/kg。A、3.0—3.15B、1.2—2.8C、2.6—3.2...
Wednesday, May 31, 2023
问题:螺旋输送机驱动端一般采用()轴承。A、双列向心球面B、悬挂C、单列锥滚子...
Saturday, May 4, 2024
问题:进厂石灰石控制()及f-SiO<sub>2</sub>及石灰石粒...
Sunday, September 11, 2022
问题:胶带式提升机所用的胶带与胶带输送机所用的胶带()。A、不同B、相同C、钢丝带...
Wednesday, October 11, 2023
Thursday, September 15, 2022
问题:磨机产量为33t/h,出磨细度为39.4%,回料细度为53%,成品细度为5.2%,则回料量为()。A、30B、40C、83...
Monday, March 11, 2024
Sunday, September 11, 2022
Thursday, April 20, 2023
Thursday, September 15, 2022
Thursday, September 15, 2022
Thursday, September 15, 2022
Thursday, September 15, 2022
问题:石灰饱和系数表示()被CaO饱和生成C3S的程度。A、C3AB、Al2O3C、SiO2...
Sunday, May 5, 2024
问题:JC/T452-2002标准是建材行业强制性标准。...
Tuesday, September 26, 2023
问题:比收尘面积是指单位流量的烟气所分配到的收尘极面积。...
Friday, November 18, 2022
问题:胶带输送机橡胶带的连接方法可分为两类,即()。A、皮带扣和板卡B、钩卡和合页C、机械连接和硫化连接...
Friday, February 23, 2024
问题:一台螺旋输送机的规格为GX600*19-B1-C1-M1,其中600表示螺旋叶的()。A、有效直径B、外径C、内径...
Friday, November 18, 2022
Thursday, September 15, 2022
Thursday, April 20, 2023