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【填空题】
make it, with open arms ,strip off,keep back, free of/ from ,after all,straighten up, throw away We want to give all children a world [ ] violence
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free of/from
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【单选题】
一般情况,硫磺瓦斯管道吹扫是使用___。
A. 蒸汽
B. 氮气
C. 新鲜水
D. 动力风
【单选题】
下列( )工作不属于硫磺装置开车准备的工作。___
A. 管道吹扫气密
B. 引瓦斯进分液罐
C. 催化剂装填
D. 引公用工程
【单选题】
引燃料气的步骤顺序正确的是___。
A. 吹扫、试压、置换、引气
B. 试压,吹扫、置换、引气
C. 引气、试压
D. 引气、试压、置换
【单选题】
以下( )不是硫封罐的作用。___
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高压容器装设的压力表精度不应低于___。
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B. 2.5
C. 4.0
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【单选题】
下列关于换热器投用前的准备工作错误的是___。
A. 换热器已吹扫干净
B. 换热器已进行过试压
C. 换热器安装已经验收
D. 换热器导凝已打开
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A. 管程打压
B. 管壳程同时打压
C. 半管程打压
D. 壳程打压
【单选题】
现场玻璃板液面引出管高于仪表液位引出管,仪表液位( )现场液位。___
A. 高于
B. 低于
C. 等高
D. 不能确定
【单选题】
过高的温度会引起防腐涂层___。
A. 脱落
B. 鼓泡
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【单选题】
装置停车检修期间,装置内用火使用( )用火单。___
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C. 三级
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【单选题】
工艺设备的接地是为了( )的作用,防止火灾,防止爆炸事故的发生。___
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C. 防止静电和避免雷击
D. 防止着火
【单选题】
含硫化氢类设备法兰泄漏处理时不正确的方式是___。
A. 佩戴好防毒面具
B. 站在侧风向
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【单选题】
下列不是系统引氮气时所做的准备工作是___。
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【单选题】
装置正常运行使用燃料气的设备___。
A. 燃烧炉
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C. 燃烧炉和焚烧炉
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【单选题】
大量氨存在硫磺生产中将导致下列后果___。
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C. 可使催化剂硫酸盐化
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【单选题】
下列不属于硫化氢气体的性质。___
A. 比空气轻
B. 在空气中易燃烧
C. 无色气体
D. 有臭鸡蛋气味
【单选题】
硫磺的分子量为___。
A. 16
B. 32
C. 48
D. 60
【单选题】
酸性气反应炉与尾气焚烧炉停炉的顺序正确的是___。
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B. 尾气焚烧炉先停
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【单选题】
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【单选题】
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【单选题】
下列工作哪项不属于硫磺装置开工工作___。
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【单选题】
装置气密压力最终要___。
A. 达到设计操作压力
B. 安全阀定压
C. 低于设计操作压力
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【单选题】
正常生产时,硫磺废气蒸汽喷射器处于___。
A. 连续使用
B. 间歇使用
C. 偶尔使用
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【单选题】
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【单选题】
外操在巡检过程中发现氨泄漏,如果可做紧急处理,立即通知班长进行___。
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【单选题】
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【单选题】
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【单选题】
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C. 232
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【单选题】
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C. 硫化氢、二氧化碳、烃、胺
D. 硫化氢、二氧化硫、烃、氨
【单选题】
氨在燃烧炉高温燃烧后的主要生成___。
A. NO2和H2O
B. N2O5和H2O
C. N2和H2O
D. NO2和N2
【单选题】
产品的不良项分为A、B、C、D四级,A级不良项是指产品的( )不良项。___
A. 轻微
B. 一般
C. 致命
D. 严重
【单选题】
硫磺克劳斯反应器投用前升温的作用以下 是不正确。___
A. 检查系统是否通畅
B. 催化剂硫化
C. 烘反应器衬里
D. 防止生产时积硫
【单选题】
克劳斯反应器投用前升温最主要的作用是___。
A. 检查系统是否通畅
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【单选题】
检修时,瓦斯管线应用蒸汽吹扫( )小时以上。___
A. 4
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【单选题】
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【单选题】
点火失败后常用( )进行吹扫,是为了防止点火时发生爆炸。___
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