The explorers climbed a mound to survey the land around them.
探险者爬上一个土堆以测量他们四周的土地。
The explorers climbed a mound to survey the land around them.
勘探者爬上土丘去勘测周围的土地。
Nearly a quarter of the world's land mammal species are at risk of extinction, and many others may vanish before they are even known to science, according to a major annual survey of global wildlife.
一项对全球野生动物的大规模年度调查表明，近四分之一的陆地哺乳动物物种濒临灭绝，还有许多其余的物种，甚至在科学界知道它们之前可能就已经绝迹了。
Using data from the U. S. Geological Survey, the scientists were able to calculate in detail how much land could be lost as seas rise, said study author Jeremy Weiss of the University of Arizona.
引用美国地质调查的数据，科学家们可以详细地计算出当海水上升时，有多少陆地将会消失，亚利桑那大学的研究员杰里米维斯说。
The survey will substantially improve knowledge on land use change including deforestation, reforestation and natural expansion of forests.
调查将显著改善有关土地利用变化，包括森林砍伐、重新造林和森林自然扩展等方面的知识。
Using data from the U.S.Geological Survey, the scientists were able to calculate in detail how much land could be lost as seas rise, said study author Jeremy Weiss of the University of Arizona.
引用美国地质调查的数据，科学家们可以详细地计算出当海水上升时，有多少陆地将会消失，亚利桑那大学的研究员杰里米·维斯说。
Using data from the U.S. Geological Survey, the scientists were able to calculate in detail how much land could be lost as seas rise, said study author Jeremy Weiss of the University of Arizona.
引用美国地质调查的数据，科学家们可以详细地计算出当海水上升时，有多少陆地将会消失，亚利桑那大学的研究员杰里米维斯说。
The survey was based on Land Registry sale price statistics and updated with valuation data gathered from surveyors.
这项调查是基于土地注册处发格统计表而得出，随调查者收集计价数据手机而进行更新。
The Domesday Book was a census, land and property survey carried out in England in 1086 for William the Conqueror.
《末日审判书》是英格兰人口、土地和财产的调查报告，于1086年完成。
So, a topographic map, this one from the US geological survey shows you, basically, all the level curves of an altitude function on a piece of land.
这是一幅由美国地形勘测出来的地形图，基本上，所有海拔等高线在一块陆地上。
This paper is to survey the important information tool used by land use survey system design and function are introduced.
本文即对调查中所利用的重要信息工具土地利用现状调查系统的设计和功能进行介绍。
The survey of land use at county level is the basic work for land management and the actual accurate data resource of land cover in our country.
县级土地利用调查是土地管理的基础性工作，是我国各级土地利用现状准确数据的实际来源。
The necessity of land changing survey, disadvantages of traditional land changing survey and the meaning of VRS technology in land changing survey are analyzed.
分析了土地变更调查的必要性，传统土地变更调查的缺陷，将VRS技术用于土地变更调查的意义；
Carrying out land survey according to the law is an important task of land and resources administration.
依法开展土地调查，是国土资源管理的一项重要任务。
The study on the change patterns of linear features in remote sensing imagery is a very active research field in land use survey worldwide.
一般线状地物在遥感影像中的变化规律是目前国内外土地利用调查中非常活跃的研究领域。
The function of field data collection, spatial data management and information distribution are integrated in the platform which involves almost aspects of the process of land survey.
平台将外业数据采集、空间数据管理和信息发布等功能集成为一体，基本涵盖了土地调查监测的全过程。
First, we make the Digital Line Graphic with land use Detailed Survey graphs.
首先，利用原土地利用详查图件，生成详查成果的数字线划图。
This paper discusses the methods of land use status update survey based on vertical image and GIS as a case of Xiyang against this situation.
本研究就是针对这一现实，以山西省昔阳县为研究区域，探讨了基于正射影像图和GIS 技术的土地利用现状变更调查方法。
Based on the analysis of traditional technique of land use survey at county level, this paper presents a method of land use survey at county level based on high spatial resolution image.
在分析传统县级土地利用调查技术的基础上，提出基于高分辨率卫星影像的县级土地利用调查方法。
The final surveyed data of land use is of high precise and practice and can meet the needs of the land use survey at county level in our country.
最终获得的土地利用调查数据具有较高精度和实用价值，能满足我国县级土地利用调查的要求。
Farmland Grading work as one of the items "a new round of land resources survey," To a more rational planning, use and management of agricultural land.
农用地分等工作作为“新一轮国土资源大调查”项目之一，是为了更合理地规划、利用和管理农用地。
Grading cultivated land quality accounted for the major part of state land resource survey.
农用地质量等级划分是国土资源大调查的主要内容。
Grading cultivated land quality accounts for the major part of state land resource survey.
农用地质量等级划分是国土资源大调查的主要内容。
The parcels average slope is a vital parameter, which determines whether land use is rational in the current round of land use updated survey.
图斑的平均坡度是新一轮土地利用更新调查中确定土地利用是否合理的重要参数，但常用的图斑平均坡度获取方法均存在不同程度的不足。
This paper deals with the effects of land-use change on the vertical distribution and storage of soil organic carbon (SOC) in north subtropical areas by means of field survey.
利用野外调查的方法，研究了北亚热带地区土地利用变化对土壤有机碳的垂直分布特征及储量的影响。
The land survey was designed to identify the amount of land, quality, distribution, utilization and power conditions to conduct investigations.
土地调查是为查清土地的数量、质量、分布、利用和权力状况而进行的调查。
The measurement of net arable land coefficient is of great importance in investigating the status of land-use, aiming at improving accuracy of the area survey.
净耕地系数测算是土地利用现状调查中一项极其重要的工作，其目的是提高耕地面积调查的精度。
The measurement of net arable land coefficient is of great importance in investigating the status of land-use, aiming at improving accuracy of the area survey.
净耕地系数测算是土地利用现状调查中一项极其重要的工作，其目的是提高耕地面积调查的精度。
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