苯酐装置操作工
“苯酐装置操作工” 问题列表
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问题：下列不属于苯酐反应器附属设备的是（）A、熔盐冷却器B、电加热器C、熔盐泵D、邻苯加热器...
Thursday, January 18, 2024
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Wednesday, August 20, 2025
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Monday, January 15, 2024
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问题：属于切换冷凝器规格的有（）A、换热面积B、管束数量C、管束材质D、管束壁厚...
Saturday, September 30, 2023
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Friday, April 25, 2025
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问题：过滤式防毒面具的组成部分中不包括（）A、面罩B、氧气瓶C、滤毒罐D、导气管...
Friday, March 3, 2023
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问题：氧化反应器中邻二甲苯的进料量为5.6m<sup>3</sup>/...
Tuesday, September 13, 2022
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问题：透平紧急跳闸转速为（）rpm。A、13392B、11956C、8020D、14407...
Saturday, March 29, 2025
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Tuesday, September 13, 2022
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问题：气体冷凝器材质一般选用（）A、碳钢B、不锈钢C、铸铁D、铝...
Wednesday, August 20, 2025
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Wednesday, January 15, 2025
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问题：换热器的热负荷是流体的质量流量和（）A、热焓B、热容C、汽化潜热D、比热...
Thursday, May 29, 2025
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Tuesday, September 13, 2022
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Wednesday, March 19, 2025
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Tuesday, September 13, 2022
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Friday, April 25, 2025
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Sunday, September 11, 2022
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问题：精馏塔塔底换热器的形式为（）A、列管式B、管板式C、盘管式D、套管式...
Thursday, December 26, 2024
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问题：热油加热器加热蒸汽为（）MPa。A、0.2B、0.6C、2.0D、6.0...
Monday, November 27, 2023
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Tuesday, September 13, 2022