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对生物结构的观测表明在孔口附近的纤维是连续绕过的,已有实验证明这种绕孔结构的强度比钻孔结构有显著提高。利用迭代设计方法得到单层板绕孔方案,在此基础上构成复合材料层合板,并对含预成型孔层合板在面内复杂载荷作用下的强度进行了分析,结果证实了该仿生结构具有较高的承载能力。
Observations of the biological structure indicate that the fibers in the vicinity of the orifices are continuously bypassed and experiments have shown that the strength of the orbital structure is significantly increased over the drilling structure. The iterative design method was used to obtain the single-layer board hole-drilling scheme. On the basis of this, a composite laminate was formed and the strength of the pre-formed laminate laminate under in-plane complex loading was analyzed. The results show that the bionic structure has Higher carrying capacity.