Vegetation cover index decreases by a big margin, indicating that the vegetation cover reduces obviously.
两年的植被覆盖指数相差较大，说明植被覆盖减少显著。
The accuracy of land vegetative cover index rested with the accuracy of image classification, but had no direct relations with total classification accuracy.
土地植被覆盖指数的准确度取决于图像分类准确度，但与分类总准确度没有直接关系。
Because each index incurs extra data updating overhead, the goal should be to create a small number of indexes to cover as many queries as possible.
因为索引会带来额外的数据更新开销，所以应该争取创建少量索引来覆盖尽可能多的查询。
ClearQuest creates an index for certain types of fields, which should cover most use cases.
ClearQuest会为特定类型的字段创建一个索引，它应该涵盖大多数的用例。
Index CARDS cover blueprints of the pipes in the prison's underbelly and he tries to memorize the route he'll need to take to break out of Fox River.
他用索引卡遮盖住监狱地下管道的设计图，试图用心记住逃出Fox River的必要路线。
Since 1990 the overall level of the index has fallen by almost a quarter (though the data do not cover the period of the global recession beginning in 2008).
自1990年以来，总体的指数水平下降了近四分之一(不过，该数据并没有包括2008年开始爆发的全球经济衰退期间的数据)。
The index structure will give good performance looking up individual packets, but a SACK option can cover arbitrary byte ranges that include multiple packets.
索引结构可以为个别包查找提供良好的性能，但SACK选项可能会覆盖包括多个包在内的任意多的字节数。
For fast, easy installation a slot is provided on the encoder hollow shaft, which when aligned to molded mark on cover, sets the index.
为了快速，简便的安装一个插槽是在空心轴编码器，当它们对齐掩护模压标志规定，设置索引。
Normalized difference vegetation Index (NDVI) is one of the main characteristic descriptors indicating land surface vegetation cover.
植被归一化指数(NDVI)是地表植被覆盖特征的重要指标之一。
It is the image on the Index Page of Crystalinks and on the cover of my book.
它是在水晶索引页和我书的封面上的图像。
The vegetation cover and management factor ( C ) in the universal soil loss equation (USLE) is an index to evaluate this effect, which has been studied deeply and used widely.
通用土壤流失方程（USLE）中的植被覆盖与田间管理因子（C）是评价这种抑制作用的有效指标，并被广泛采用和深入研究。
Automobile clutch consists of driven plate assembly and cover assembly. The rotation intensity is an important quality evaluation index of clutch.
汽车离合器由压盖总成和从动盘总成组成，其旋转强度是重要的质量评价指标。
MODIS vegetation index is a factor of the best indicators between state of vegetation growth and vegetation cover.
MODIS植被指数是植被生长状态及植被覆盖的最佳指示因子，也是季节变化和人为活动影响的重要指示器。
Based on satellite imagery data collected between 2000 and 2013, the index measures three different factors: air temperature, water availability, and degree of cloud cover.
这一指数以2000年到2013年之间收集的卫星图像数据为依据，测量了三种不同的因素：气温，水资源可利用量和云层覆盖度。
The species component, density and index of crown cover in the tree layer effect on distribution of illumination and under plants in the plant community.
群落中光照的分布状况受乔木层的种类组成、密度与冠幅指数等因子的影响，且对下层植物分布有较大的作用。
At present no-one search engine has been able to cover all WWW resources, moreover the majority of search engines can commonly index only about 5%-20% of the entire WWW resources.
目前没有一个搜索引擎能够覆盖所有的WWW资源，而且大部分搜索引擎的索引平均只能涉及到整个WWW资源5% - 20%左右。
Effective cover rate for soil and water conservation forests is an important index in the construction of forestry.
水土保持林有效覆盖率是水土保持林建设中的一个重要指标。
With direction index, sapphire cover lens, never abrasion.
带有方向标，蓝宝石镜头，永不磨损。
The paper deals with the major technical index and performance requirement of aluminium foil used in beer cover packing.
简要介绍啤酒标用铝箔的生产工艺及现在达到的技术水平，对啤酒标用铝箔的发展趋势进行了预测。
The fruit yield of sweet orange was found to be highly significantly correlated with planting density, canopy cover rate, leaf area index and light intensity in densely planted orchards.
柑桔栽植密度、树冠覆盖率、叶面积系数和光照强度与产量呈极显著相关。
Refractive index is matched to glass cover slips and slides, reducing chromatic aberration with any light source.
折射率与盖玻片载玻片相匹配，减小光照时的色差。
Refractive index is matched to glass cover slips and slides, reducing chromatic aberration with any light source.
折射率与盖玻片载玻片相匹配，减小光照时的色差。
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