UNI 9174:è¾�å°„çƒç‚¹ç‡ƒç�«ç„°ç‡ƒçƒ§è¯•验
日期:2011-08-18 00:13
UNI 9174:è¾�å°„çƒç‚¹ç‡ƒç�«ç„°ç‡ƒçƒ§è¯•验
UNI 9174: Fire reaction on the materials exposed to the action of an igniting flame in the presence of radiating heat
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11/01 02:42