关键词:组织工程;骨; 珊瑚虫纲; 下颌骨髁状突 天然珊瑚(naturalco ral,N C)具有三维交通的孔隙结构,而巨可塑性良好,本研究以其为支架并与骨髓基质干细胞复合进行了下领骨裸状突的再...
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Alt N C 连续 ; 持续
N C Wood 标签
N C Willis 标签
Frank N C 名称
N C Weikert 标签
N C Springer 标签
Dimanin n C 二氯异氰尿酸钠
N C Gregory 标签
·2,447,543篇论文数据,部分数据来源于NoteExpress
the INTERNET DOMAIN NAME for New Caledonia 新喀里多尼亚
Under the ship, he printed in big red letters: C-O-N-G-R-A-T-U-L-A-T-I-O-N-S!
在船下面,他用红色大字写着:C-O-N-G-R-A-T-U-L-A-T-I-O-N-S!
Most of the cutting is done by number control (N/C).
大多切割都是数控的。
C/N ratio can be taken as a rooting index of elm tip.
碳/氮比率可作为白榆新梢生根的指标。
The only evidence was cut into a tree and a fence: the letters C-R-O and the word Croatoan,C-R-O-A-T-O-A-N.
VOA: special.2009.08.17
So, why don't you go ahead and tell me, keeping that in mind, which atom in terms of h c or n would you expect to be in the center of hydrogen cyanide?
那么,请大家来告诉我,并且记住它,你认为氢,碳和氮中哪个原子,应该在氰化氢的中间呢?
So, the first thing we do is put two electrons between h and c, and then two electrons between c and n.
那么,我们先在氢和碳之间放两个电子,然后在碳和氮之间再放两个电子。
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