美国用砌块作承重墙板预制的几种方法如下: 1、在工厂中干法码砌小型空心砌块,然后在砌块中插筋并用水泥砂浆灌实,成为实心的钢筋混凝土砌块墙板,规格可达2.4米高,9.1米长。一个瓦工、一个天车工和一个普通工,每日完成8块左右,约170平米墙面。如不便在工厂预制,可用机动的A型砌 The United States uses blocks as prefabrication methods for load-bearing wallboards as follows: 1. Dry-coded small-sized hollow blocks are installed in the factory, and then the reinforcements are inserted in the blocks and filled with cement mortar to form a solid reinforced concrete block wall. Plates, specifications up to 2.4 meters high, 9.1 meters long. A bricklayer, a wheeler, and an ordinary worker complete about 8 blocks a day, about 170 square meters of wall surface. If it is inconvenient to prefabricate at the factory, use type A