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- Using GIS as an analyzing tool, the characteristics, reasons, and trends of spatial alternation of China's arable land area are studied based on the national grain production database( by county unit) in two periods( in1985 and1994). 本文以1985年与1994年我国各县粮食生产统计数据为依据,运用地理信息(IS)分析手段;从空间变化特征、化成因及变化趋势三个方面,着重对1984年以来我国耕地面积的空间变化进行了定量研究。
- spatial alternation 空间变换
- There is an alternation of black and white stripes in that cloth. 那匹布黑白条纹相间。
- Fluctuations are spatial and temporal in character. 这种波动的特点是空间性和瞬时性的。
- The rapid alternation of two tones either a whole or a half tone apart. 颤音两个相距一个音或半个音的音的迅速交替
- We are conscious of the alternation of seasons. 我们意识到季节的交替。
- A group of atoms bonded in a spatial configuration like links in a chain. 原子序,原子构造限定在如链条上的连结环的空间构型里的一组原子
- Theories and methods of spatial analysis in GIS II. 空间分析理论与方法2。
- We all follow spatial and temporal order. 我们写作要严循时空顺序。
- The alternation are death and submission. 或死或降,任选其一。
- Drop spatial index on tablename. 可以删除一个空间索引。
- The meter must calibrated every alternation year. 仪表每间隔一年校准一次.
- Men do not excel in all spatial tasks, though. 然而男性也并没有在所以空间问题上都比女性出色。
- This agreement is not susceptible to alternation. 这一协议不容许更改。
- Landsat sensors have a moderate spatial resolution. 陆地卫星传感器的空间分辨率属中等。
- HIO algorithm for spatial beam shaping[J]. 引用该论文 陶向阳;周南润;吕百达.
- Data of SWEM include spatial data and table data. 水土保持监测数据根据数据格式划分,可分为空间数据和表格数据。
- A measure of spatial extent, especially width, height, or length. 尺寸存在于空间范围的一种量变,特别是宽度、高度或长度
- There is an alternation of black and white stripe in that cloth. 那匹布黑白条纹相间。
- A similar effect produced by rapid alternation of two tones. 颤音通过急速地交替演奏两种音调而产生的类似效果
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries