Asbestos fibres, resistant to heat, fire and chemicals, were widely used in construction and insulation before being linked to asbestosis, lung cancer, mesothelioma and other cancers.
石棉纤维耐热、防火、不与化学品发生反应，曾被广泛用于建筑业和绝缘材料。人们后来发现石棉会引发石棉沈滞病、肺癌、间皮癌和其他癌症。
The microstructure of high performance fire-resistant and weathering construction steel after different heat treatment regimes was studied by using OM and TEM.
利用光学显微镜和透射电子显微镜对不同热处理工艺制度下高性能耐火耐候建筑用钢的显微组织进行了观察和分析。
A comprehensive evaluation of the current status of fire-resistant forest belts is of guiding significance in the future to their planning and construction.
防火林带的现状综合评价对生物防火林带的规划建设具有指导意义。
应用推荐