规定了一种实验室机械试验方法，用于确定承受切向荷载的大型钢筋混凝土面板之间特定类型垂直接缝的切向荷载和相对位移之间的关系。适用于满足本标准规定的某些条件的大型墙板之间的垂直接缝。

Specifies a laboratory mechanical method of test for the determination of the relationship between tangential loading and relative displacement for certain types of vertical joints between large reinforced concrete panels subjected to tangential loading. Is applicable to vertical joints between large wall-panels satisfying certain conditions defined in the standard.