问题:1994年6月7日上午10:35分,在86型化产工段一回收洗苯塔检修更换旧环。一名操作工潘XX在吊装过程中,用编织袋装环...
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Thursday, September 22, 2022
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Friday, November 3, 2023
Saturday, September 16, 2023
Thursday, September 22, 2022
问题:煤气中一氧化碳影响血液、影响氧与红细胞结合,不能携带氧,增加心和循环系统负荷,造成全身组织缺氧。...
Tuesday, September 20, 2022
Tuesday, September 20, 2022
Thursday, September 15, 2022
问题:判断题隔热材料一般具有气孔率大而气孔小,机械强度低,体积密度小等特点。A 对B 错...
Thursday, February 23, 2023
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问题:单选题为保证烟囱应有的吸力,小烟道温度不应低于()。A 350℃B 250℃C 200℃...
Wednesday, June 18, 2025
Thursday, September 22, 2022
问题:多选题硅砖的缺点()A膨胀小B膨胀大C耐急冷急热好D耐急冷急热差...
Wednesday, June 18, 2025
问题:气体在蓄热室里分布与格子砖的排列无关,与格子砖种类有关。...
Saturday, September 17, 2022
Thursday, September 22, 2022
Friday, September 16, 2022
问题:烟囱通过烟道与焦炉加热系统相连。在()的作用下,烟囱产生足够的吸力。...
Thursday, September 22, 2022
问题:判断题焦炉煤气中的硫主要以SO2形成存在,因此未经脱硫的煤气烧起来呛人。A 对B 错...
Wednesday, April 23, 2025
Friday, September 16, 2022