1) Huailai Well No.4
怀来4号井
1.
The information amount from mercury observation has greatly increased after digital automatic hour observation was applied to Huailai Well No.
怀来4号井的汞观测由原来的人工模拟日观测改为与自动连续整时观测并行,大大增加了资料的信息量,为捕捉地震短临异常信息提供了有利条件。
2) Huailai No.2 well
怀来2井
3) Well 4
怀4井
1.
Two Key Links of Observing the Solid Tide of Mercury Vapor of Well 4;
怀4井气汞固体潮观测中的两个关键环节
4) Huailai
怀来
1.
Climate Change Character in the Special Sand Area of the Areas Encircling Beijing: A Case Study on the Counties of Zhangbei,Huailai and Fengning;
首都圈典型沙区近40余年气候变化特征简析——以张北、怀来、丰宁3县为例
5) Huailai County
怀来县
1.
Environmental sensitivity analysis of Huailai County,Hebei Province of the agriculture-pasture ecotone of northern China.;
中国北方农牧交错带河北省怀来县生态环境敏感性分析
2.
Huailai County,Hebei province is a neighboring county to Beijing,the capital of China.
河北怀来县毗邻首都北京,其生态环境退化严重。
6) Huailai basin
怀来盆地
1.
Dynamics of Soil Nutrients during Natural Recovery Process of Abandoned Farmland in Huailai Basin,Hebei Province.;
怀来盆地弃耕地自然恢复过程中土壤养分动态
2.
Dynamics of underground biomass during natural restoration process of abandoned farmland in Huailai Basin,Hebei Province;
怀来盆地丘陵区弃耕地自然恢复过程中植物群落地下生物量动态
3.
Finally,a case study in Huailai Basin was given as an example of ecosystem management.
以怀来盆地为例,分析其系统现状的可持续性、系统的生态和经济问题,以及系统优化方案的制订和区域生态系统管理的实际应用。
补充资料：怀人
【诗文】：
怀人有多梦，忧国竟忘眠。
野草皆成药，江云半是烟。
悲鸿联阵下，老鹤唳孤骞。
孰信残阳外？疲民问井田。
【注释】：
【出处】：
怀人有多梦，忧国竟忘眠。
野草皆成药，江云半是烟。
悲鸿联阵下，老鹤唳孤骞。
孰信残阳外？疲民问井田。
【注释】：
【出处】：
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条