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 <title><![CDATA[气管：接管口径问题]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-115280.html]]></link>
 <description><![CDATA[Latest 50 replies of 气管：接管口径问题]]></description>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[PT1/8、PT1/4，PT3/8，PT1/2，PT3/4各等于多少分，多少mm

PT1/8 - 1分=6.3mm
PT1/4 - 2分=9.525mm
PT3/8 - 3分=12.7mm
PT1/2 - 4分=19.05mm
PT3/4 - 6分25.4mm]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-115280#1100119.html]]></link>
 <author><![CDATA[keiyui]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 30 Jul 2011 05:56:45 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[PT1/8 - 1分、&nbsp;&nbsp;PT1/4 - 2分，PT3/8 - 3分，PT1/2 - 4分，PT3/4 - 6分]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-115280#1099981.html]]></link>
 <author><![CDATA[yhnt]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 30 Jul 2011 03:06:30 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[1英寸=25.4mm=8英分&nbsp;&nbsp;]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-115280#1099971.html]]></link>
 <author><![CDATA[liupengshuai]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 30 Jul 2011 02:48:21 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[1英寸等于25.4MM，自己乘一下就清楚了。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-115280#1099821.html]]></link>
 <author><![CDATA[ghost.net]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 29 Jul 2011 17:07:11 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[quote]引用第3楼ljy5602于2011-07-29 21:37发表的&nbsp;&nbsp;:
我只知道有4MM 6MM 8MM 10MM的气管，不知道对应关系
[/quote]
我是说接口螺纹口径]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-115280#1099738.html]]></link>
 <author><![CDATA[s600]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 29 Jul 2011 14:05:58 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[我只知道有4MM 6MM 8MM 10MM的气管，不知道对应关系]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-115280#1099715.html]]></link>
 <author><![CDATA[ljy5602]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 29 Jul 2011 13:37:53 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[有人吗]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-115280#1099671.html]]></link>
 <author><![CDATA[s600]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 29 Jul 2011 12:25:30 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[s:28]&nbsp;&nbsp;[s:28]&nbsp;&nbsp;[s:28]&nbsp;&nbsp;[s:28]&nbsp;&nbsp;[s:28]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-115280#1099533.html]]></link>
 <author><![CDATA[s600]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 29 Jul 2011 08:07:09 +0000]]></pubdate>
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