结果发现，FDB、PDPB、PDCB三种材料皆保持原骨组织的天然网状孔隙系统。
The results showed that FDB, PDPB and PDCB maintained natural network pore system.
“巴基鲸”化石由一个原细胞的完整头盖骨所组成，这是现代鲸类祖先中已经灭绝的一个物种。
The fossil consists of a complete skull of an archaeocyte, an extinct group of ancestors of modern cetaceans.
当原纤维遭到破坏或者缺失就像混凝土缺少钢筋一样，骨性关节炎就会发生。软骨的机械性变弱易于磨损和撕裂。
Osteoarthritis occurs when the fibrils are disrupted or lost - just like concrete without the steel, the cartilage becomes mechanically weak and susceptible to wear and tear.
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