底层

Plankton is at the bottom of the marine food chain.

浮游生物处于海洋食物链的最底。

The exine is composed of tectum, columellae, foot layer and endexine.

花粉外壁由顶盖、柱状、底及外壁内所组成。

Histopathologically, intraepidermal acantholysis is located at the granular layer in PF and suprabasally in PV.

病理上，落叶性天疱疮的表内棘松解位于颗粒细胞里，而寻常性天疱疮则位在基底之上。

Waxwork depicting Shanghai ginhouse in late 19th century, Shanghai History Museum, basement of Oriental Pearl Tower.

弹棉花。上海东方明珠塔底陈列馆蜡像。清朝末年的上海。

A soft varnish and an insufficient undercoating have a tendency to deaden heavily the sound of a violin.

柔和的清漆和足防底的清漆严重减弱小提琴的声音.

The last photo in this section shows the frame for the top of the hold and floor of the orlop deck.

这最后的照片显示了作为底舱的顶部和最下甲板的地板的框架。

Linux system kenel adopts the Netfilter mechanism ,which is a structural bottom frame for expanding various network service after 2.4 version.

Linux的系统内核自2.4.版本之后采用了Netfilter机制，它是在内核扩展各种网络服务的结构化底框架。

Called Auroral Kilometric Radiation (AKR), the noise is generated by the same shaft of solar particles that produces an aurora in the atmosphere below.

所谓极光千米辐射，噪声是由太阳微粒产生，而这些微粒又产生大气底的极光。

The ground base was evaluated and analysed by using biological index and variation of population of benthon which are effected by bottom water and mud environment.

以底栖动物作为底水环境和底泥环境长期影响的指标,利用生物指数和种群结构的变化对底质进行评价和分析。

In the architecture， multi-function proc essing elements are arranged on the lowest layer of the binary tree and the adde r tree can be split into two sub-trees.

包括运动矢量优化（搜索）在内的多任务是通过二叉树最底叶点上的多功能处理单元和可以拆分成子树的加法树来实现的。