查询词典 trophic nuclei

The first and lowest trophic level contains the producer, green plants that convert solar energy to food by photosynthesis.

第一层或称最底层营养水平包括生产者——通过光合作用将光能转化成为化学养料的绿色植物。

Then results of the fuzzy mathematics method were compared to the comprehensive trophic level index method ,and these were evaluated against the data.

模糊数学方法评价的结果是：河流入湖区与养殖区轻度富营养化，开阔水体、湿地保护区和全湖中营养。

The distribution of lifetimes of species follows an approximate power law only over a limited regime, and the distribution of trophic level follows an exponential attenuation.

首先，在第一章中介绍了数学生态学和生态模型发展的几个热点，然后介绍了Chowdhury等的统一的宏观和微观的生态模型及它的发展情况。

According to earlier analyses of trophic variables with.

根据早些时候的分析与营养变量。

A characteristic of an ecosystem is the number and nature of the species that occupy its various trophic levels.

生态系统的一个特征是：占据其各个营养级的种数及种的性质。

There may be several more trophic levels of consumers, each using the level below it as an energy source.

可能有几个更多营养级的消费者，每一个都以低营养级的为能量来源。

This results in an increasing concentration of insecticide in organismsat the higher trophic levels.

这就导致在更高营养级上的有机体中，农药的浓度增加。

There was obvious difference among different trophic biology.

不同营养级的生物脂肪酸组成也存在明显的差异。

RESULTS AND CONCLUSION: CNTF had trophic action and was widely distributed in nervous system.

结果与结论：睫状神经营养因子广泛分布于神经系统，具有广谱营养作用。

Methods B/S technique based on internet was used in the development of a software of trophic analysis that could berun on internet.

使用基于互联网的B/S技术，设计一套能够在网络上运行的营养统计分析软件。

The shaping method of noncircular part and the tool holder's radial motion characters in noncircular turning process are discussed in detail in the thesis.

论文详细研究了非圆零件的成型方法和加工过程中刀架的径向运动规律。

I have not really liked him,I do not like his this kind of disposition.

我没有真的喜欢他，我不喜欢他的这种性格。