北京市平谷区耕地面积变化及其驱动力的数理分析 - 机械,电子文档资料 关键词: 耕地;数量变化;驱动力;平谷区 [gap=13143]Key words: Cultivated land, Change in acreage, Driving forces, Pinggu District
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Pinggu District of Beijing 北京市平谷区
"Pinggu" here means Pinggu District, the original planting area of Pinggu Fresh Peach. We are now in possession of its international intellectual property rights.
“平谷”证明商标是“平谷鲜桃”的地域标志。拥有国际知识产权。
The rainfall isoline smoothed by the tension spline function algorithm in the process of making rainfall isoline map of Beijing Pinggu District has much better effects.
在绘制北京市平谷地区雨量等值线图过程中，应用张力样条函数算法光滑后的雨量等值线图达到了很好的效果。
Our further processed products of peaches are welcomed in local and foreign market. In Pinggu District, we have become the most important exporter who can earn foreign currency.
平谷鲜桃的深加工产品俏销国内外，已成为了平谷区出口创汇的支柱产业。
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