弹性织物试验方法 Foreword This British standard had been prepared under the direction of the Textiles and Clothing Standard Policy Committee. It supersedes BS 4952: 1973and BS 4294: 1968 which are withdrawn. The principal changes introduced by this revision are this edition of BS 4952 USES A simila ...
ASTM E 96-2005 Standard Test Methods for Water Vapor Transmission of Materials 材料的水蒸气渗透性标准试验方法 1. Scope范围 1.1 These test methods cover the determination of water vapor transmission (WVT) of materials through which the passage of water vapor may be of importance, su ...
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