Friday, September 16, 2022
问题:程控值班员应重点监视:皮带电动机运行电流的监视、各种取煤设备和给...
Friday, September 16, 2022
Friday, September 16, 2022
Friday, September 16, 2022
Friday, September 16, 2022
Tuesday, September 13, 2022
问题:程控值班员应重点监视:皮带电动机运行电流的监视、各种取煤设备和给...
Friday, September 16, 2022
Friday, September 16, 2022
Friday, September 16, 2022
问题:带式输送机架构改造后应校核相邻托辊工作面间高度偏差小于或等于()...
Friday, September 16, 2022
问题:轴承发热及损坏的主要原因是轴承内润滑油不够或脏污油内有灰砂杂质等碎屑,造成()和()等。...
Thursday, May 9, 2024
Friday, September 16, 2022
Tuesday, September 13, 2022
问题:输送带各部滚筒表面粘煤时禁止在运行中用人工清理。...
Friday, September 16, 2022
Friday, September 16, 2022
问题:火力发电厂的发电燃料主要有()、()、()三种。...
Friday, September 16, 2022
Friday, September 16, 2022
问题:叶轮给煤机叶轮被卡住,是什么原因引起的?如何处理?...
Friday, September 16, 2022
Monday, November 28, 2022
Monday, July 31, 2023