底层

Plankton is at the bottom of the marine food chain.

浮游生物处于海洋食物链层。

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

花粉外壁由顶盖层、柱状层、层及外壁内层所组成。

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

病理上，落叶性天疱疮表层内棘层松解位于颗粒细胞层里，而寻常性天疱疮则位在基层之上。

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

弹棉花。上海东方明珠塔层历史陈列馆蜡像。清朝末年上海。

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

柔和清漆和足防层清漆严重减弱小提琴音.

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

这一节中后照片显示了作为层舱顶部和下层甲板地板框架。

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

Linux系统内核自2.4.版本之后采用了Netfilter机制，它在内核中扩展各种网络服务结构化层框架。

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，由太阳微粒产生，而这些微粒又产生大气层极光。

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.

以栖动物作为层水环境和泥环境长期影响指标,利用生物指数和种群结构变化对质进行评价和分析。

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）在内多任务通过二叉树层叶节点上多功能处理单元和可以拆分成子树加法树来实现。