延迟焦化操作工考试
“延迟焦化操作工考试” 问题列表
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Thursday, September 15, 2022
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Thursday, September 15, 2022
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Saturday, September 10, 2022
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问题：焦化反应的循环比=（）/（）；联合循环比=[（）+（）]/（）...
Saturday, September 10, 2022
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Thursday, September 15, 2022
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Wednesday, January 24, 2024
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问题：总板效率的意义是（）。A、计算实际板层数B、计算塔径C、反映整个塔内的平均传质效果D、没有实际意义...
Saturday, June 3, 2023
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问题：对计量数据无准确度要求的指示用计量器具，属于（）级计量器具的范围...
Thursday, September 15, 2022
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Saturday, September 10, 2022
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问题：会引起离心式压缩机干气密封故障的原因有（）。A、氮气中断B、氮气压力降低C、过滤器堵D、调节阀失灵...
Tuesday, July 18, 2023
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Saturday, September 10, 2022
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问题：输送可燃流体介质、有毒流体介质，设计压力≥4.0MPa，并且设计...
Thursday, September 15, 2022
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问题：装置停工时，为保证加热炉的吹扫效果，应（）。A、保持一定的炉膛温度B、使用0.5MPa蒸汽吹扫C、先用水冲洗再用蒸汽D、先用氮气吹扫再用蒸汽吹扫...
Saturday, November 25, 2023
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Thursday, September 15, 2022
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Saturday, September 10, 2022
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Thursday, September 15, 2022
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Thursday, September 15, 2022
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问题：汽油蒸气压的控制是通过调整稳定塔的操作来实现的。...
Saturday, September 10, 2022
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Sunday, September 11, 2022
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Wednesday, October 19, 2022