These may be constructed either in fireresisting materials, such as concrete, or in timber.
楼面既可以用耐火混凝土建造,也可以用木料建造。
2
Partitions of lightweight precast concrete blocks and hollow clay blocks have fire-resisting qualities and contribute to thermal insulation. They are, therefore, widely used.
而用加气混凝土砌块和空心砖砌筑的隔墙因为其耐火和隔热性能良好也被广泛应用。
3
This paper deals with the prescription, properties and fireresisting mechanism of the borate clear coatings.