sigh007 发表于 2012-3-26 13:35:47

MIL-T-37402


                   MIL-T-37402, MILITARY SPECIFICATION: TESTER, ANTIFREEZE SOLUTIONS (6 APR 1977)., This specification covers testers of the hydrometer-thermometer type, used for determining the freezing temperatures of certain antifreeze solutions used in liquid-cooled engines.         
         
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