内部支承 meaning in English

interior support

In virtue of a new concept called local influencing zone of a column , a numerical sample was further analyzed to compare its internal forces and displacements with an interior column added or not , and thus provide some feasible suggestions for engineering - oriented applications of large space three directional composite single layer grid
通过引入柱的局部影响区域这一全新概念，系统总结了加入内部支承柱前后网架结构的内力和变形规律，进而为进一步的工程应用提供了可行性建议。