查询词典 erosion cycle

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。

Its research areas Include: Climatology and biometeorology; Rainfall and its biological effects; Erosion and the deposition of sediments: dust storms; Dunes, their structure and formation; Microclimatology; Dew and hygroscopic moisture; Soil flora and fauna in arid lands; Seed germination and its improvement; Vegetational studies in desert regions worldwide; The physiology and ecology of plants and animals; Foraging patterns of mammals; Parasites and predators; Diurnal rhythmicity and phenology; The impact of grazing; Wildlife conservation; Anthropology and sociology of desert peoples; Oasis settlement; Human ecology and traditional land use; Land classification and improvement; Water control; Remote sensing; Desertification, its causes and control.

具体内容包罗万象：气候学和生物气象学；降雨和它的生物影响；沉积物的腐蚀和沉积；沙丘结构和形成；干旱地区的植物和动物群；寄生物和捕食动物；干旱地区的人类学和社会学；干旱地区的绿地建设；水控制和干旱地区的沙漠化的成因和控制等。

The Blackland in Northeast China plays an important role in the national provisionment, yet it suffers from serious gully erosion, and has many land resource been destroyed.

东北黑土区是我国重要的商品粮基地，而该地区切沟侵蚀非常严重，对黑土资源造成极大的破坏。

According to the statistics, there are 250,000 gullies in the Blackland area, cause 393,000 ha soil erosion.

据统计，黑土区内现有侵蚀沟25万多条，侵蚀耕地590多万亩。

This paper presents a mathematical model minitoring the erosion of blast furnace bottom.

本文建立了高炉炉底侵蚀监测的轴对称数学模型。

According to the above results, the boride coating is suggested to be used to improve the erosion resistance of steam turbine blade material.

根据本文的试验研究，建议采用渗硼工艺来提高汽轮机叶片材料抗冲蚀磨损特性。

The model includes that the relationship between median diameter, as well kinetic energy, of raindrop and rainfall intensity obeys logarithmic function, the critical slope degree of soil erosion is 38.4°～43.0° in test area and the best multiple index of rainfall erosivity value is /100. Employing the prediction model, the soil erodibility value, the accelerated value of excavation slope, roadbed slope, construction site, borrow pit, service road and other temporary occupation land and the loss-spoil ration of waste pile were examined. Finally, the integrated soil and water conservation measures in highway construction project have been suggested.

从而建立了凉山州天然降雨雨滴中数直径与雨强的关系和降雨强度与动能的关系，分析了高速公路引起水土流失的侵蚀性降雨标准、侵蚀转折坡度及不同流失区流失量的大小关系，给出了高速公路水土流失预测模式中降雨侵蚀力尺值的最佳复合指标，估算出路堤边坡、路堑开挖边坡、路基、临时施工用地、取土场、便道和其它临时占地的可蚀性K值、加速侵蚀系数A值以及的弃土场的流弃比B值，最后针对高速公路不同防治区水土流失特点提出了相应的综合防治措施。

Soil Erosion Assessment and Its Verification Using the Universal Soil Loss Equation and Geographic Information System:A Case Study at Boun,Korea.

地理信息系统在国内外的应用现状。计算机与现代化，1999，61(3)： 52-58。［2］张利华，薛重生。"3S"技术在土壤侵蚀研究中的应用--以湖北省东北地区为例。

To solve the serious problem of corrosion and erosion of the coal bunker funnel made of Q235-B armor plate,a cladded structure was adopted.

针对Q235-B钢板制成的原煤仓漏斗锈蚀、磨损严重的问题，更换采用了内层为4Cr13马氏体不锈钢，外层为Q235-B钢板的双层结构漏斗，并通过焊接工艺试验为煤仓漏斗的制造工艺确定了正确的焊材和焊接方法，取得了良好的效果。

The results indicate that electric erosion of contact wire by static arc and moving arc varies from one another.

结果表明，静止电弧和运动电弧对接触线的电气侵蚀程度不同。

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