nullity是什么意思

网络释义

用法例句

Analysis of economic character evolvement of the desert grassland of Seriphidium transillense in different degenerate stages;

伊犁绢蒿荒漠不同退化阶段草地经济性状演变的分析

Reliability Evaluation Based on Performance Degradation Data;

基于性能退化数据的可靠性评定方法研究

Approach about Degradation Data Analysis Considering Model Selection

考虑模型选择的退化数据分析方法

Reliability assessment based on performance degradation data for vibration sensors

基于振动传感器性能退化数据的可靠性评估

Study on the Vegetation Community Diversities and the Partition of Degradation Phases of Degraded Hill of Xiaolangdi Reservoir Area;

黄河小浪底库区退化山地植被物种多样性和退化阶段划分

Analysis on the Soil Nutrient Change of Artemisia Desert Grassland in Different Degraded Stages;

不同退化阶段下伊犁绢蒿荒漠草地土壤养分变化的分析

Research on Change of Soil Microorganism in Different Degenerate Desert Steppe of Inner Mongolia;

内蒙古荒漠草原不同退化阶段土壤微生物变化的研究

Plant Functional Type and Its Functional Dynamic in Degraded Stages of Three Type of Steppe in Inner Mongolia;

内蒙古三种草原不同退化阶段植物能量功能群动态研究

Study on Spatial Variability of Soil Nutrient in Seriphidium Desert Grassland in Different Degraded Stages

绢蒿属荒漠草地不同退化阶段土壤养分空间异质性的研究

Characteristic Analysis of Seriphidium transillense(Poljak.) Poljak. Desert Grasslands at Different Degraded Stages in the Northern Tianshan Mountains

天山北坡伊犁绢蒿荒漠不同退化阶段草地特征分析(英文)

The Succession Stages of Stipa Grandis + Leymus Chinensis Typical Steppe

大针茅+羊草草地退化演替阶段的研究

The community succession was on the comedown phase rapidly,and the evidence of degeneration was naked.

群落演替处于快速衰落阶段 ,退化迹象十分明显。

Soil Enzyme Activity of Different Restoration Stages in Karst Degenerative Forest

喀斯特退化森林不同恢复阶段土壤酶活性研究

voluntary phased-in retirement scheme

自愿分阶段退休计划

Study on Vegetation and Soil Characters at Different Ecological Restoration Stages in Eroded Degradation Area of Shale;

页岩侵蚀退化区不同生态恢复阶段植被与土壤特征研究

CHANGES IN THE POPULATION SPATIAL DISTRIBUTION PATTERN OF LEYMUS CHINENSIS IN DEGRADED STEPPE COMMUNITY DURING RESTORATIVE SUCCESSION IN INNER MONGOLIA,CHINA

典型草原退化群落不同恢复演替阶段羊草种群空间格局的比较

In defensive warfare the retreat to the prescribed terminal point belongs basically to the passive, or "defence", stage.

退却到退却终点，在防御战中基本上属于消极阶段，即“守”的阶段。

Thehardening curve can be divided into three stages, i. e. first, rapid-hardening andsaturated stage.

循环硬化曲线可以分成三个阶段:初始阶段、速硬化阶段和饱和阶段。

The economy of the country was at a low ebb.

该国的经济处于衰退阶段。

It's beating a cowardly retreat at a critical stage in the high tide of the revolution!

在革命高潮的严重阶段前卑怯地退缩！

We enter on an epoch of constitutional retrogression

我们进入了立宪的衰退阶段

Research on Policy Adjustment of China s Export Tax Refund at the Present Stage;

现阶段我国出口退税政策调整的研究