查询词典 erosion cycle

At last the necessary and sufficient condition of true dilation and true erosion are discussed.

证明了真膨胀的充要条件与真腐蚀的充分条件。

Because they do disafforestation, opening up grasslands, reclaiming field from the intertidal zone, finally cause seriously ecology losing balance and destroying, forest decrement, soil erosion serious, climate worsing, desert broadening the scope, drought and flood harm frequently appearing, all these makes whole ecology going to worse and ...

因毁林开荒、开垦草原、围垦滩涂，结果导致生态平衡失调和破坏，造成森林减少、水土流失严重、气候恶化、沙漠化扩大，洪旱灾害频发，使整个生态环境趋于恶化，最终影响到人类自身的生存。本文列举了巴州地区土地开发的现状，分析了土地开发对生态环境造成的影响，并提出了生态环境保护对策与建议。

Cumul a te pl a giocl a se a ppe a rs a bruptly a t the base of the F unit, which rests on a n erosion a l disconformity.

堆积的斜长石在位于侵蚀假整合之上的f单元的基底突然出现。

Moreover, the addition of disjointed features leads to a gradual erosion of the architectural vision.

因此，增加脱节的技术特征导致了体系结构观点的逐步腐蚀。

Energy dissipation of flood-relief and erosion protection of river bed are key problems for water control project.

消能防冲是水利水电工程的关键技术问题之一，消能是问题的主要方面。

Erosion has not only a devastating on-site effect on soil fertility, but it also has many down-stream effects such as

水土流失不仅对土壤肥力产生巨大损失，同时还产生其他副作用

It arrives at some conclusions as follows:(1) in the past 40 years, soil erosion in the drainage basin has experienced a process of getting more intense and then becoming slighter which accords with the results received by using sediment-analysis method.

研究得到的主要结论如下：(1)过去四十多年来，流域的土壤侵蚀经历了一个先增强再减弱的过程，这个趋势与在该流域利用沉积物分析法得到的结果相吻合。

The influence of soil-erosion on dry farming in Sichuan was reviewed, and the target of soil protection in agricultural region, the important zones for soil protection in the province, the grounds and main points of technology for soil protection were proposed in this paper.

本文论述了土壤侵蚀对四川旱地农业的影响，提出了农区土壤保护的目标、壤保护的重点区域和土壤保护技术的依据和要点。

2Nd International Symposium. on Soil Erosion and Dry-land Farming

2-4 Oct。 2006 第二届土壤侵蚀与旱地农业国际学术讨论会

Through analyzing on the data of lands at images from 1986-2004 in estuary district, it is found that there was a duality linear correlation relation between these data. And the shoreline erosion disaster from 2005-2010 at estuary district is discussed by making regression model for relative department reference.

经过对河口地区1986-2004年间遥感图像进行比较分析，有关海岸位置的原始数据间存在有近似的二元一次线性相关关系，通过建立回归模型，对2005-2010年河口地区海岸侵蚀动力灾害进行了预测探讨，供有关部门参考。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48