external fire exposure 中文意思是什麼
external fire exposure
解釋
外部暴露於火-
Fire classification of construction products and building elements - part 5 : classification using data from external fire exposure to roofs tests ; german version en 13501 - 5 : 2005
施工產品和建築部件的燃燒性能分類.第5部分:對外部屋 -
Test methods for external fire exposure to roofs
屋頂外部著火的試驗方法 -
Fire tests on building materials and structures - classification and method of test for external fire exposure to roofs
建築材料和構件的燃燒試驗.外部屋頂著火試驗方法和分類
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