具有很大局限性
Have great limitations
以上为机器翻译结果，长、整句建议使用 人工翻译 。
已有节点模型主要是针对钢框架梁柱半刚性节点提出的，具有很大局限性，不适合于焊接空心球节点。
Existing models of joints 'were based on the semi-rigid beam-column joints of steel frames and had many limitations, so they were not suited to welded hollow spherical joints.
youdao
应用推荐
模块上移
模块下移
不移动