Monday, September 12, 2022
Sunday, September 11, 2022
煤隔绝空气加热,经过干燥、热解、熔融、粘结、固化、收缩等阶段,当焦饼中心温度达到(),最终成为成熟的焦炭。A、800±50℃B、900±50℃C、1000±50℃D、1100±50℃...
Monday, November 20, 2023
Sunday, September 11, 2022
Friday, February 9, 2024
Sunday, September 11, 2022
Sunday, September 11, 2022
干熄炉装入红焦后,循环气体H<sub>2</sub>含量突然升高...
Sunday, September 11, 2022
Sunday, September 11, 2022
Monday, February 19, 2024
温风干燥时,如何进行干熄炉温度及压力的管理及主要调节手段?...
Monday, September 12, 2022
泵的扬程与叶轮的()有关。A、转速B、结构C、材质D、大小...
Tuesday, May 16, 2023
H2的爆炸极限是()(体积浓度),一氧化碳的爆炸极限为(),循环气体中其控制指标是:(),控制的措施是充氮和导入空气燃烧。...
Thursday, May 16, 2024
Wednesday, February 15, 2023
Sunday, January 21, 2024
Friday, February 9, 2024
Sunday, September 11, 2022
可能导致加湿搅拌机主机不能启动的原因有()。A、主机内有灰堵塞B、给料阀未启动C、驱动皮带过松D、电源空气开关未合上...
Sunday, January 21, 2024
Tuesday, March 5, 2024
汽蚀是由于水泵入口水的压力()该处水温对应的饱和压力。...
Sunday, May 26, 2024