中间罐区全部为立式储罐,按其结构分为哪几种?各类型储罐有何优缺点...
Monday, September 12, 2022
油品流经过滤器后,应有足够的()时间,以防止静电产生。...
Monday, September 12, 2022
Saturday, April 27, 2024
铁路粘油槽车卸油加热约20min左右,关闭(),使加热蒸汽全部进入加热管路,以保证罐内介质加热效果。A、排油阀B、冷凝水阀C、内螺纹球阀D、外螺纹球阀...
Wednesday, November 8, 2023
Monday, September 12, 2022
装置停工大检修的情况下,吹扫设备的污水应该排向()系统。...
Monday, September 12, 2022
对于安装机械式呼吸阀的拱顶油罐,当夜晚温度降低时,油罐内压力减小...
Monday, September 12, 2022
Monday, September 12, 2022
液化气槽车紧急阀如果油压(),而紧急切断阀不动作,说明油路阻塞。A、减低B、增加C、正常D、为零...
Tuesday, April 30, 2024
Monday, September 12, 2022
Monday, September 12, 2022
Monday, September 12, 2022
Monday, September 12, 2022
Monday, September 12, 2022
搅拌器转动后,油品流动达到()状态时调合效果最好。A、液面平稳B、液面呈漩涡状C、油品上下循环D、液面随搅拌器平行转动...
Monday, August 7, 2023
Monday, November 14, 2022
在PID图纸上高高液位报警的表示字符是()A、LAHHB、LAHC、HAHHD、HAH...
Monday, March 6, 2023
Saturday, August 26, 2023
Sunday, September 11, 2022
汽车槽车定量装车时,如果溢油静电(),则批控器立刻()装车。A、不正常,停止B、不正常,暂停C、报警,暂停D、报警,中止...
Monday, September 25, 2023