Monday, September 12, 2022
问题: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
问题: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
问题: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
问题:在罐区火灾事故中,拱顶罐发生火灾爆炸事故比浮顶罐()。...
Friday, December 2, 2022
问题: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
问题:当油罐内油品温度为30℃时,油品的实际体积()其标准体积。...
Friday, June 30, 2023
问题: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
Friday, June 2, 2023
问题: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
Monday, September 12, 2022
问题:调合不同性质的油品其闪点计算方法有所不同,一般有()和调合指数法...
Sunday, September 11, 2022
Sunday, September 11, 2022
Monday, September 12, 2022
Monday, September 12, 2022
Monday, June 12, 2023
问题:成品润滑油、添加剂、轻柴油管道一般用脱水后的压缩空气或()吹扫。...
Monday, September 12, 2022
问题: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
问题: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