BS 4790:1987 Method for determination of the effects of a small source of ignition on textile floor coverings (hot metal nut method).
BS 4790:1987 小火源对铺地织物的影响的测定方法(热金属螺母法).
中国防火网全国免费咨询电话:400-666-7290
网址:www.firete.com
...
BS 4790:1987 Method for determination of the effects of a small source of ignition on textile floor coverings (hot metal nut method).
BS 4790:1987 小火源对铺地织物的影响的测定方法(热金属螺母法).
中国防火网全国免费咨询电话:400-666-7290
网址:www.firete.com
...