平面质量中心 meaning in English

centroid of a plane area

There are many factors that made modern high building ’ s graphic layout become increasingly complex and irregular . those factors including the raising of china economic level , people ’ s aesthetic capacity to building already become more strict than before and the extremely fierce market competition in construction business . therefore , in high - rise building ’ s design , how to reduce even avoid all kinds of high - rise building ’ s potential damage caused by irregular horizontal layout
高层建筑结构设计中,平面布置规则性是必须仔细考虑的因素,由于不规则平面布置结构其平面质量中心即外荷载合力作用点同刚度中心不重合,导致同层构件同一方向上产生不同位移,使结构绕刚心发生扭转,严重时导致结构整体破坏,所以在实际结构设计中,必须对结构平面布置不规则问题提起足够重视。