装置中透平是利用()作为驱动力的。A、循环气B、回收气C、蒸汽D、高压氮气...
Thursday, February 8, 2024
Sunday, September 11, 2022
Friday, September 16, 2022
停车时间预计将达到30小时,需将剩余的引发剂()处理。...
Friday, September 16, 2022
Friday, September 16, 2022
在①旋风分离器、②降尘室、③袋滤器、④静电除尘器等除尘设备中,能...
Sunday, September 11, 2022
Sunday, September 11, 2022
Sunday, February 11, 2024
Saturday, September 10, 2022
Friday, September 16, 2022
Thursday, September 15, 2022
Friday, September 16, 2022
工作间粉尘浓度要求小于()mg/m<sup>3</sup>。...
Thursday, September 15, 2022
Sunday, September 11, 2022
Friday, September 16, 2022
化学泡沫灭火剂主要是由碳酸氢钠、硫酸铝和少量发泡剂,稳定剂组成。...
Sunday, September 11, 2022
Sunday, September 11, 2022
高压聚乙烯装置高压分离器料面高位控制对生产的直接影响是()。...
Sunday, September 11, 2022
循环气压缩机润滑油系统中,()处于打开状态。A、备用冷却器冷却水供给阀B、备用冷却器放空阀C、在线冷却器和备用冷却器之间的平衡阀D、备用冷却器到油箱的排放阀...
Tuesday, February 7, 2023
发现一次压缩机出口现场压力表切断阀后引压管漏乙烯,()处理。...
Saturday, September 17, 2022