ASTM E413隔音等级的分类
日期:2012-02-08 11:00
ials; Field sound transmission class (FSTC); Field testing--sound transmission; Noise isolation class (NIC); Normalized noise isolation class (NNIC); One-third octave band sound pressure levels; Partitions; Sound absorbing/insulating materials/applications; Sound transmission--building materials/applications; Sound transmission class (STC);
ASTM E535 Standard Practice for Preparation of Fire-Test-Response Standards
ASTM E535
This standard is to be used by those concerned with the development
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