灰砂砖作为一种墙体材料,拥有极其丰富的天然资源(砂、石灰石),而且其本身又有十分良好的建筑使用性能。因此,世界上绝大多数国家都在大量发展这种建筑材料,其中包括不少多地震国家。把灰砂砖应用于砌体工程,必须正确地选择砌筑砂浆,并提供有利于 As a kind of wall material, lime-sand brick has extremely rich natural resources (sand, limestone), and in itself has very good building performance. Therefore, most countries in the world are developing a large number of such building materials, including many earthquake countries. To apply sand-lime bricks to masonry projects, masonry mortar must be properly selected and provided