红字处翻译? BALL VALVE Design ( Illustrative only) Item No. BAV 101S Pressure rating class 800 Face SW Construction Body Three pieces Type Full Bore Floating Ball Extended stem No Wrench operated Yes Gear operated No Fire safe Yes Nominal size 1/2" - 1 1/2" Materials Body A 350 Gr. LF2 Ball AISI 316 Body seat ring PTFE Stem packing PTFE Graphite Stem 13 Cr. 查看更多4个回答 . 2人已关注
两套氯气处理工艺比较? 【英文篇名】 The comparison of two sets of chlorine treating process 【作者中文名】 郑英兰 吴丹青 【作者英文名】 ZHENG Ying-lan WU Dan-qing(Nanning Chemical Industry Co .Ltd 【作者单位】 南宁化工股份有限公司 【文献出处】 氯碱工业 , 2007 年 10期 【关键词】 氯 冷却 干燥 【英文关键词】 chlorine cooling drying 【摘要】 从工艺流程、工艺特点、氯含水工艺指标等方面比较了两套 氯气 处理工艺,强化泡沫塔和 填料塔 串联 工艺设备小、结构简单、生产能力大、占地面积小、投资省、维修费用低,但强化泡沫塔操作弹性小;两填料塔和填料泡罩组合塔三塔串联工艺结构简单、操作弹性大,但设备大、占地面积大、投资多、维修时间长、维护费用高。 【英文摘要】 Two sets of chlorine treating process are compared in respects of process flow path,process characteristics and water content index of chlorine.The series process of a fortified foaming tower and a packed tower has the characteristics of small equipment,** structure,large production capacity,small floor area,low investment and cost of maintenance,but the operating flexibility of the fortified foaming tower is small.The series process of three towers composed of two packed towers and a packed-bubble comp... [ ] .注← ) # ← , 。 查看更多1个回答 . 1人已关注