sigh007 发表于 2012-3-24 11:04:15

MIL-PRF-131K


                   <p>MIL-PRF-131K, PERFORMANCE SPECIFICATION: BARRIER MATERIALS, WATER VAPORPROOF, GREASEPROOF, FLEXIBLE, HEAT-SEALABLE (18 AUG 2005) ., This specification covers the requirements for heat-sealable, greaseproof, flexible barrier materials having low water vapor transmission characteristics for use in military packaging.</p>         
         

拨开迷雾 发表于 2018-11-28 09:16:48

文件在哪里？怎么下载呢？？？
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