supported at both ends meaning in Chinese

两端支承的

Examples of small splayed cracks in the walling of beam plate supported at both end
上的墙体出现小八字形裂缝的实例
Analysis of bending capability of a reinforced concrete beam supported at both ends in fired field
火灾场钢筋混凝土简支梁抗弯性能分析
Optimal design of the stability of compression bar under the constraint of elastically hinged support at both ends
两端弹性铰支约束下压杆稳定的优化设计