论文部分内容阅读
湖南省面积21万平方公里，因辖区大部分在洞庭湖之南，故名，又因境内湘江流贯南北，简称湘。全省地处云贵高原向江南丘陵、南岭山脉向江汉平原过渡的地带，因此，地貌类型多样，雨量充沛，气候温和。湘江流域和洞庭湖多植荷花，湖南又有美蓉国之美誉。
湖南风光
【摘 要】
：
湖南省面积21万平方公里，因辖区大部分在洞庭湖之南，故名，又因境内湘江流贯南北，简称湘。全省地处云贵高原向江南丘陵、南岭山脉向江汉平原过渡的地带，因此，地貌类型多样，雨量充沛，气
【出 处】
：
上海集邮
【发表日期】
：
2002年3期
其他文献
Spam or unsolicited emails constitute a major threat to the Internet, the corporations, and the end-users. Statistics show that about 70% - 80% of the emails ar
Matching Accuracy Analysis of Fingerprint Templates Generated by Data Processing Method Using the Fr
The matching accuracy of the fingerprint templates which were generated by our previously proposed data processing method using the fractional Fourier transform
The challenge of achieving situational understanding is a limiting factor in effective, timely, and adaptive cyber-security analysis. Anomaly detection fills a
In this paper, the simulation studies of the radiation characteristics of modified dual segment rectangular dielectric resonator antenna (DSRDRA) in free space
目的：通过对１２例毒蕈（白毒伞）中毒病人的临床资料分析，以探讨如何降低毒蕈中毒的死亡率及其临床分型。方法：除加强支持疗法外，其７例急性肾功能衰竭病人中的３例辅加血液透析，４例腹膜透析。
针对华北地区旱稻产量年际不稳定的问题,利用作物生长模拟技术与数理统计相结合的方法,对华北地区气候背景下旱稻生长季内干旱风险进行了定量评估。以模型模拟的雨养条件下实
A mobile ad hoc network (MANET) is composed of mobile nodes, which do not have any fixed wired communication infrastructure. This paper proposes a protocol call
Network congestion, one of the challenging tasks in communication networks, leads to queuing delays, packet loss, or the blocking of new connections. In this st