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1·The apices of the lungs get proper oxygenation.

肺脏的顶部得到适当的氧合作用。

2·The primary site of Al toxicity locates in root apices.

铝毒害的最初作用位点在根尖。

3·Minute fragments of shoot apices are proverbially difficult to culture.

微小的茎尖切段通常是难以培养的。

4·Plants with the most severe phenotype formed only green organs, with many shoot apices on their adaxial sides.

严重表型的植株只产生绿色的器官，在其近轴面有许多芽。

5·Shoot apices and inflorescence respectively regeneratebamboo plantlets by means of organogenesis and embryogenesis.

茎尖和花序分别以器官发生和体细胞胚胎发生方式再生植株。

6·The distance between the near Gaussian apices is controlled accurately by controlling accurately the divergence of LD.

通过对横向偏距的精确控制，来控制相邻高斯分布的间距。

7·The circuit design part mainly introduces the duplexer design with lumped apices filter, and the antenna switch design with PIN diode.

在电路结构设计部分，主要讨论了采用集总参数传输零点滤波器实现天线双工器和采用PIN管实现天线开关的设计方法。

8·Conclusion MTA is mor effective and quicker than apexification in treatment of teeth with open apices. It is a treatment with great potential.

结论 MTA治疗根尖孔未闭合患牙的周期短，疗效好，是一种有前途的治疗方法。

9·Current models of stem cell biology assume that normal and neoplastic stem cells reside at the apices of hierarchies and differentiate into nonstem progeny in a unidirectional manner.

流行的干细胞生物学理论认为，正常干细胞以及肿瘤干细胞位于细胞层阶的最顶端，单向分化为非干细胞的子代细胞。