化工泵等因素与条件 |
kailiang43 发表于 2013-3-15 9:40:00 | 1.对安装在有腐蚀性气体存在场合的IH化工泵,要求采取防大气腐蚀的措施。 2.IH化工泵的设计寿命一般至少为10年。APl610(第8版)规定石油、重化学和气体工业用离心泵的设计寿命至少为20年。 3.对安装在易爆区域的泵,应根据易爆区域等级,采用防爆电动机。 4.确定泵的型号和制造厂时,应综合考虑IH化工泵的性能、能耗、可靠性、价格和制造规范等因素。铸铁气动隔膜泵,不锈钢多级泵,铝合金隔膜泵,旋片式真空泵
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Re:在漫画中识别身边的违章 |
zejlp(游客)发表评论于2017-2-20 16:09:11 |
http://wen.28.com/article/27002 http://wen.28.com/article/27003 http://wen.28.com/article/27004 http://wen.28.com/article/27005 http://wen.28.com/article/27006 http://wen.28.com/article/27007 http://wen.28.com/article/27008 http://wen.28.com/article/27009 http://wen.28.com/article/27010 http://wen.28.com/article/27011
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Re:在漫画中识别身边的违章 |
jiyzd(游客)发表评论于2017-2-19 23:45:54 |
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Re:在漫画中识别身边的违章 |
sqikn(游客)发表评论于2017-2-18 17:33:30 |
http://wen.28.com/article/42300 http://wen.28.com/article/42302 http://wen.28.com/article/42303 http://wen.28.com/article/42301 http://wen.28.com/article/42304 http://wen.28.com/article/42305 http://wen.28.com/article/42306 http://wen.28.com/article/42307 http://wen.28.com/article/42308 http://wen.28.com/article/42309
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Re:在漫画中识别身边的违章 |
puzbf(游客)发表评论于2016-10-22 3:00:39 |
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Re:在漫画中识别身边的违章 |
edtvy(游客)发表评论于2016-10-20 18:16:05 |
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原创 |
原创(游客)发表评论于2016-9-30 10:04:58 |
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原创 |
原创(游客)发表评论于2016-9-28 15:31:16 |
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原创 |
原创(游客)发表评论于2016-9-6 15:57:59 |
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Re:在漫画中识别身边的违章 |
iyzdh(游客)发表评论于2016-9-6 0:41:43 |
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