This paper reviewed the research and development of bone cement.
本文概述了骨水泥生物材料的开发和研究。
Objective: To explore the process of genesis and development of long bone of human fetus.
目的探讨人胚胎长骨的发生及发育过程。
Objective: To explore the process of genesis and development of long bone of human fetus.
目的探讨人胚胎长骨的发生及发育过程。
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