Thursday, September 22, 2022
Thursday, September 22, 2022
Thursday, September 22, 2022
问题:磨主机电源波动大,可能是磨内物料过多,细粉量多。...
Monday, September 19, 2022
问题:单选题皮带机跳停主要原因是()A 皮带上及料太多B 电动机功率偏小C 皮带长了D 以上答案都不对...
Sunday, April 28, 2024
问题:多选题烘干破碎机在使用二线时,一线必须开启阀门,间隔转辅传的原因()A带走破碎机腔体内集料B防止阀门堵塞C烘干腔体内电石渣D降低热耗...
Sunday, April 16, 2023
问题:单选题石膏出破碎机粒径是()A ≤35mmB ≤30mmC ≤25mmD ≤20mm...
Monday, August 7, 2023
问题:多选题磨机衬板螺栓松动的现象有()A温度指示偏高B有漏料现象C现场观察到松动D磨音低沉...
Thursday, March 2, 2023
Wednesday, September 14, 2022
问题:单选题经过烘干的物料,通过磨内的()进入粗磨仓。A 衬板B 扬料板C 隔仓板D 以上答案都不对...
Tuesday, June 6, 2023
Monday, September 19, 2022
Thursday, September 15, 2022
问题:判断题使用油压千斤顶或其它起重工具在升到一定高度时,在起重物下必须垫一块坚实的垫木,以防千斤顶突然下降伤人。A 对B 错...
Saturday, December 23, 2023
Sunday, September 18, 2022
问题:电收尘电场维修时,应采取下列那些措施方可进入电场()。...
Wednesday, September 21, 2022
Thursday, September 22, 2022
Thursday, September 22, 2022
问题:单选题普通硅酸盐水泥、复合硅酸盐水泥碱含量不大于()A 0.03%B 0.04%C 0.06%D 0.07%...
Tuesday, April 18, 2023
问题:巡检人员应带抹布、扳手、听棍“三件宝”及部份常规检测仪器,执行听、摸、擦、看、比的“五字作业法”和常规点检。...
Thursday, September 22, 2022