Application and Implementation of Mobile GIS in Military Area

Intrigued that the American roach sodium channel laughed off the venom that would kill the German roach, the scientists found a key region on the two species'channels that differed by only two amino acids.

对美国蟑螂毫无影响力的毒液却可以杀死德国蟑螂。研究人员于此发现关键这两个物种通道有两个不同的氨基酸。

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Scientists from Sri Lanka and Germany have developed a new method to measure biodiversity, and say it could help identify key tree species.

斯里兰卡和德国的科学家开发出了一种测量生物多样性的新方法，他们说该方法可能有助于发现关键的树木物种。

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For this purpose, 15 KBCs including 4 higher plants ( vegetables), 5 microorganisms, 5 microalgae and 1 lower plant were selected from lots of biological species for CELSS.

为此，通过大量实验研究，为受控生态生保系统筛选出关键生物物种15个，其中高等植物（蔬菜类）4个，微生物5个，微藻5个，低等植物1个。

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If people want plants to play a role in different environments, the key is option of species.

要使植物在不同的环境中发挥作用，关键在于物种选择。

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The third idea is that city is an ecosystem provided with energy and resource system in its own way and mankind is the key species of the ecosystem.

第三个理念是城市是以自己的方式、拥有能源和资源流动系统的生态系统，人类是该生态系统的关键物种。

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Rising Asian demand has coincided with low supplies for several key species owing to disease and high feeding costs in the aquaculture industry.

亚洲需求增长之际，由于水产养殖业遭遇瘟疫和饲料成本高企，数个关键物种的供应量偏低。

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To protect key species is one of the important measures for keeping healthy life of the Yellow River.

关键物种的保护是维持黄河健康的重要措施之一。

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where there is 90 percent reduction of key species,

导致关键物种减少90%，

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It's the critical species that keeps the system going.

这是保持系统运转的关键物种。

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Distinguishing Key Species of Aquatic Ecosystem of the Main Yellow River

黄河干流水生态系统关键物种的识别

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The nitrate radical NO_3 and N_2O_5 play key roles in the night_time chemistry of troposphere.

NO3自由基与N2O5是对流层夜间化学的关键物种。

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There are the so-called Keystone species that process the significant roles for healthy and stability of the whole eco-systems.

在生态系统中有这样一些物种，它们对整个生态系统的健康与稳定起着举足轻重的作用，这些物种被称为Keystone（关键物种）。

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Before that, there was Sputnik, lasers, the Moon race, the Global Positioning System.

此前还有前苏联人造地球卫星、激光、登月竞赛、全球定位系统（GPS）。

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To avoid spooking customer fears about Big Brother, most of these devices do not include GPS.

为了避免顾客们联想到老大哥这样的设备，大部分此类跟踪设备都不包含GPS全球定位系统。

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The Digital Elevation Model ( DEM) was obtained by vectorizing the topographic map.

对地形图进行矢量化，得到了哈尔滨市的数字高程模型（DEM）。

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Study the spatial data model, hydrological analysis and terrain analysis based on DEM.

以栅格数据的数字高程模型（DEM）为基础，研究DEM对空间数据的存储格式，水文分析和地形分析算法。

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Automated contour labeling is a useful tool for automatic map input and generating DEM.

基于自动方法的等高线高程标定和检验是地图自动化输入，数字高程模型（DEM）生成的重要手段。

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The absolute accuracy analysis method is to compare the DEM accuracy under different combination of GPS base station and ground control point.

绝对精度的分析是通过研究不同GPS地面基站和地面控制点的组合来对数字高程模型的影响来进行。

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The DEM which was generated by OpenGL technologies has the realistic topography map.

采用OpenGL技术利用已经生成的数字高程模型生成具有真实感的地形。

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DEM Topography Surface Modeling Based on Wavelet Multi-scale Decomposition and ROI

基于小波分解和ROI的数字高程模型表面建模

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