| 气动隔膜泵的优点 |
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kailiang43 发表于 2013-6-15 16:11:00 |
气动隔膜泵的优点 1、由于用空气作动力，所以流量随背压（出口阻力）的变化而自动调整，适合用于中高粘度的流体。而离心泵的工作点是以水为基准设定好的，如果用于粘度稍高的流体，则需要配套减速机或变频调速器，成本就大大的提高了，对于齿轮泵也是同样如此。 2、在易燃易爆的环境中用气动泵可靠且成本低，如燃料、火药、炸药的输送，因为：第一、接地后不可能产生火花；第二、工作中无热量产生，机器不会过热；第三、流体不会过热因为气动隔膜泵对流体的搅动最小。
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| Re:在漫画中识别身边的违章 |
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jnrvz(游客)发表评论于2017-3-4 15:56:50 |
 http://www.esafety.cn/blog/u/9490/archives/2011/107070.html
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http://www.esafety.cn/blog/u/3012/archives/2011/118124.html
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http://www.esafety.cn/blog/wll/73171/archives/2012/124440.html
http://www.esafety.cn/blog/u/11256/archives/2012/126122.html
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| Re:在漫画中识别身边的违章 |
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lruzc(游客)发表评论于2017-2-19 13:29:09 |
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| Re:在漫画中识别身边的违章 |
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rwycg(游客)发表评论于2017-2-18 19:01:38 |
http://wen.28.com/article/13780
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| Re:在漫画中识别身边的违章 |
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sxchk(游客)发表评论于2016-10-24 0:39:34 |
http://www.pinterest.com/w6am84g2s0/
http://www.esafety.cn/blog/wll/66030/archives/2011/118831.html
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| Re:在漫画中识别身边的违章 |
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yuknp(游客)发表评论于2016-10-23 16:01:17 |
http://www.esafety.cn/blog/u/9490/archives/2011/107712.html
http://www.esafety.cn/blog/u/3012/archives/2011/110517.html
http://www.esafety.cn/blog/wll/66030/archives/2011/114704.html
http://www.esafety.cn/blog/u/3012/archives/2011/119194.html
http://www.esafety.cn/blog/wll/66030/archives/2012/122714.html
http://www.esafety.cn/blog/wll/66030/archives/2013/127204.html
http://www.esafety.cn/blog/u/9490/archives/2010/103057.html
http://www.esafety.cn/blog/wll/73171/archives/2011/106169.html
http://www.seowhy7.com/thread-56184387-1-1.html
http://www.esafety.cn/blog/wll/66030/archives/2011/107956.html
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| Re:在漫画中识别身边的违章 |
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fjoqu(游客)发表评论于2016-10-22 7:01:21 |
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| Re:在漫画中识别身边的违章 |
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swzbf(游客)发表评论于2016-10-21 13:58:44 |
http://www.anqiu123.com/store-1787/document-id-380158.html
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http://www.esafety.cn/blog/u/3012/archives/2011/118962.html
http://www.jxedt.com/wen/quzheng/3171890675461652570.html
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http://www.esafety.cn/blog/u/9490/archives/2013/126411.html
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| Re:在漫画中识别身边的违章 |
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nlaei(游客)发表评论于2016-10-21 13:26:47 |
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| Re:在漫画中识别身边的违章 |
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wvkor(游客)发表评论于2016-10-8 14:51:33 |
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| 原创 |
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原创(游客)发表评论于2016-9-30 10:04:30 |
http://rywywj.lofter.com/post/1e6a80c3_c82486b http://rywkdks.lofter.com/post/1e698063_c7f5a5b http://njryw168.lofter.com/post/1e6983e5_c7ee730 http://rywydx.lofter.com/post/1e6a68e3_c812e6f http://njryw168.lofter.com/post/1e6983e5_c7ee83d http://njryw168.lofter.com/post/1e6983e5_c7e8a0b http://njryw168.lofter.com/post/1e6983e5_c7ee037 http://rywywj.lofter.com/post/1e6a80c3_c82412d http://njryw168.lofter.com/post/1e6983e5_c7f2d1d http://rywydx.lofter.com/post/1e6a68e3_c80f621
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| 原创 |
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原创(游客)发表评论于2016-9-28 15:30:48 |
http://seogsywj.lofter.com/post/1e634756_c6decec http://ywjseo.lofter.com/post/1e634752_c652cc5 http://bjseoywj.lofter.com/post/1e66bf3e_c7075fc http://ywjseo.lofter.com/post/1e634752_c651ad1 http://seogsywj.lofter.com/post/1e634756_c6df59c http://ywjseo.lofter.com/post/1e634752_c64fb59 http://seogsywj.lofter.com/post/1e634756_c6de0b6 http://bjseoywj.lofter.com/post/1e66bf3e_c7106bf http://bjseoywj.lofter.com/post/1e66bf3e_c7075f3 http://wztgywj.lofter.com/post/1e65f473_c6ed474
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| 原创 |
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原创(游客)发表评论于2016-9-6 15:57:33 |
http://njryw2016.lofter.com/post/1e59a72f_c38814b http://njryw2016.lofter.com/post/1e59a72f_c38814a http://njryw2016.lofter.com/post/1e59a72f_c388149 http://njryw2016.lofter.com/post/1e59a72f_c388148 http://njryw2016.lofter.com/post/1e59a72f_c388147 http://njryw2016.lofter.com/post/1e59a72f_c388146 http://njryw2016.lofter.com/post/1e59a72f_c388145 http://njryw2016.lofter.com/post/1e59a72f_c388144 http://njryw2016.lofter.com/post/1e59a72f_c388143 http://njryw2016.lofter.com/post/1e59a72f_c388142
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时间记忆
