求翻译：砖混结构在我国的运用十分广泛。其主要优点为容易就地取材；砖、石或砌块砌体具有良好的耐火性和较好的耐久性；砌体砌筑时不需要模板和特殊的施工设备；砖墙和砌块墙体有良好的隔声、隔热和保温性能，并有良好的耐火性和耐久性，既是较好的承重结构，也是较好的围护结构。是什么意思？

Brick structure in China is very extensive. The main advantages for easy use of local materials; brick, stone or concrete block masonry with good fire resistance and good durability; masonry masonry without templates and construction equipment; brick and block walls good sound insulation, thermal in