sigh007 发表于 2012-3-22 15:45:53

MIL-PRF-25690B (AMENDMENT 1)


                   MIL-PRF-25690B (AMENDMENT 1), PERFORMANCE SPECIFICATION PLASTIC, SHEETS, AND FORMED PARTS, MODIFIED ACRYLIC BASE, MONOLITHIC, CRACK PROPAGATION RESISTANT (27 JUN 1995).         
         
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