| ANCF/CRBF平面梁闭锁问题及闭锁缓解研究1) | 
| 张大羽, 罗建军, 王辉, 马小飞 | 
| LOCKING PROBLEM AND LOCKING ALLEVIATION OF ANCF/CRBF PLANAR BEAM ELEMENTS1) | 
| Zhang Dayu, Luo Jianjun, Wang Hui, Ma Xiaofei | 
| 图3 ANCF/CRBF8单元$Y$向位移相对误差 | 
| Fig. 3 Relative error of tip vertical displacement of ANCF/CRBF8 beam in case of small deformation | 
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