高压电击时,骨因遭受电流热效应而发生坏死,胶原破坏和无机物熔化。熔化的特殊产物即所谓骨珍珠(osseous pearls),由磷酸钙融合形成。其形态如珍珠大的小体,灰白色,内有空腔,多在受损骨的表面。扫描电镜下,熔化骨的无机物质表面呈砖样图象,焦炭化,可见灰白色似珍珠样的“骨珍珠”被认为是电流作用的一个指征。
阐明珍珠层与聚乳酸复合后形成的人工骨材料在体外培养环境中对成骨细胞生物学行为的影响。
To observe and analysis the effect of nacre composite artificial bone on biological behavior of human osteoblast in vitro.
由于贝瓷、珍珠瓷成本太高几乎没有工业化生产,所以骨瓷是世界上公认的最高档瓷种。
As the shell porcelain and pearl porcelain are almost without industrial production, so they're too costly. That's to say bone China is the world's most recognized high-grade porcelain.
这群挖墓者,抓住尸体的鬓发,按住他的胡须,硬生生地以铁器将这具尸体的口腔打开,他们小心翼翼地保护那颗珍珠,结果,反而将尸体的嘴骨都弄碎了。
The digger seized the corpus's hair and pushed down his beard, they used iron tool to open his mouth forcefully. They were careful to protect the pearl; however, broke the bone of the mouth.
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