erosion environment 中文意思是什麼

erosion environment 解釋
侵蝕環境
  • erosion : n. 1. 腐蝕,侵蝕(作用)。2. 【醫學】糜爛,齒質腐損。
  • environment : n. 1. 周圍,圍繞。2. 圍繞物;環境,四周,外界。3. 環境藝術作品;環境戲劇(cf. environmental art)。
  1. It is also benefit to environment : traditional barrier, if erosion, will pollute water source and environment after catabolism

    利於環保:傳統柵欄一旦腐蝕,分解會污染水源和環境。
  2. As a southwesten autonomous county with national minority and typical area, the nature condition in youyang is bad and the economy falls behind and the soil erosion is serious. furthermore, the population increases quickly which results to steep slope farming and excessively opening up, so eco - environment accelerates rapidly. in the whole, youyang is an epitome of the area with soil and water erasion in western china

    酉陽作為西南少數民族自治縣,區內自然條件差、經濟落後、水土流失嚴重,屬典型的水土流失型生態脆弱區,加之該區生產手段落後、經濟結構單一、而人口增長過快,導致人地矛盾尖銳,陡坡耕作、過度開墾,使生態環境加速惡化,因此,酉陽自治縣土地資源可持續利用可以作為西部水土流失型生態脆弱區的一個縮影。
  3. 2 with the correlative analysis between the landuse structure and economic development, the main problems of landuse in youyang county are summarized as follows : ( l ) a large proportion of farmland are leanness, so the land quantity is bad ; ( 2 ) the forest vegetation is broken seriously, and the soil erosion is severe and the eco - environment is depravating ; ( 3 ) the number of land for water conservancy facilities is small ; ( 4 ) the proportion of town and transportation land is not accorded with landuse plan ; ( 5 ) land collocation is inconsequent ; ( 6 ) the land resources is plenty and a lot of land are not used but the land which can be opened up for farming

    2通過對酉陽縣土地利用現狀結構與經濟發展的相關分析,總結了酉陽縣土地利用存在的主要問題有以下幾點: ( 1 )中低產田比例大,土地質量差; ( 2 )森林植被破壞嚴重,水土流失嚴重,生態環境惡化; ( 3 )水利設施用地較少; ( 4 )城鎮和交通建設用地欠賬大( 5 )土地資源配置不合理; ( 6 )土地資源總量豐富,未利用地面積大,耕地后備資源不足。
  4. Therefore, it is the urgent need of land exploiture and environment repair that how to investigate the current situation of soil losses accurately, quickly and dynamically, how to predict & inspect soil losses, and provide scientific base for the repair of soil erosion and implement of soil and water conservation planning. otherwise, the survey method of soil losses is lagger in yunnan

    如何準確、快速、動態地查清水土流失現狀,進行水土流失預報和動態監測,為水土流失治理和水保規劃實施提供科學依據,是土地開發與環境整治的迫切需要,而雲南省在水土流失調查方法方面恰恰處于相對落後狀態。
  5. Phytolith plays an important role in the study of paleobotany and paleo - environment because of its small, high yield, and its ability of anti - erosion and high - temperature resistant

    摘要泥炭地作為環境變化的敏感帶,成為當前環境氣候研究的熱點之一。
  6. In addition to beautifying the environment, plants can be used to cure diseases, stop erosion, create shade and windbreaks, used as food and drink, etc

    除了美化環境,植物還可以用來治病飲用附著土壤遮蔭防風當糧食等。
  7. The practice of eco - agriculture has brought about striking improvements in the agricultural ecological environment ? barren hills greened, forest acreage greatly raised, soil erosion controlled to some extent

    生態農業建設使農業生態環境得到明顯改善,荒山荒坡得到治理,森林覆蓋率大幅度提高,水土流失有所控制。
  8. The practice of eco - agriculture has brought about striking improvements in the agricultural ecological environment - - barren hills greened, forest acreage greatly raised, soil erosion controlled to some extent, organic matter content of the soil increased, and the ability of the agricultural ecological system to ward off natural disasters improved

    生態農業建設使農業生態環境得到明顯改善,荒山荒坡得到綠化,森林覆蓋率大幅度提高,水土流失有所控制,土壤有機質含量提高,農業生態系統抗災能力有所增強。
  9. This paper unfolds engineering disposition and theoretical research of negative temperature high performance concrete ( nthpc ) with the damage of many factors motivation, the project background based on qing - zang railway engineering, which is one of four - emphasized engineering during the tenth five - plan. due to the difference of environment of construction and service between nthpc and ordinary concrete, and therefore durability of nthpc is required to higher level. at a first, nthpc must avoid frozen damage at early age and possess anti - freezing property at later period, in order to meet engineering practicable application need, and this are two emphasized and difficult problems, as for nthpc ; by means of mechanism analysis about deicing - agent ingredient and anti - freezing at early period, adopting composite technique routine of mineral addition + anti - freezing element + water - reducer4 - air - entraining + anti - erosion of steel component etc, based on orthogonal experimental approach, fd - 1 composite functional admixtu re was manufactured, which has more property and orientation on qing - zang railway

    負溫混凝土由於和普通混凝土在施工環境及服役環境上存在的差異,因此表現為比普通混凝土更為較高的耐久性要求;負溫混凝土首先要避免早期的凍害以及具備長期抗凍性能,才能夠滿足工程實際應用的要求,這也是負溫混凝土必須解決的兩大技術關鍵;通過對目前常用防凍劑組分作用機理的分析研究及混凝土早期防凍機理探討,採用礦物外加劑+防凍組分+高效減水劑+引氣+阻銹組分功能復合的技術路線,通過正交試驗設計復配了適應青藏鐵路工程要求的專用多功能復合型外加劑fd - 1 ;並在此基礎上配製不同等級負溫高性能混凝土,開展一系列包括硫酸鹽侵蝕、氯離子滲透、抗凍融循環、收縮及耐磨性等耐久性能研究;通過對fd - 1組分和摻量的調整,優化負溫混凝土在施工特性、力學指標和耐久性三個方面的兼容、協調性。
  10. Such problems as desertification 、 soil erosion 、 debris flow 、 landslide 、 garbage disposal 、 changes in ecological and geological environment 、 dispose of radioactive nuke rubbish 、 protection of famous historic and cultural sites are researched in this field

    研究課題涉及到:沙漠化、水土流失、泥石流、滑坡、垃圾填埋處理、生態和地質環境的變遷、放射性核廢料的處理和名勝古跡的保護等。
  11. Degeneration problems of karst soil fertility are mostly soil leanness, vegetation reduction, and natural environment erosion and rock desert

    巖溶土壤肥力退化問題主要表現為土壤貧瘠、植被減少、水土流失和土地石漠化。
  12. In order to make the agriculture and rural economy of this area keep on fast, persistent and stable developing, it must be on the basis of controlling soil erosion and improving eco - environment, and on the advanced science and technology to combine enhancing yields of main farm product with increasing peasant ' s incomes, to support resource exploitation, and to raise technical level of agriculture industry

    從渭北旱原資源開發歷史和經驗中可得出,該區域實現農業和農村經濟持續發展的途徑和措施是:以提高水資源利用效率為中心,以挖掘資源潛力、充分發揮資源優勢為基礎,以科技進步為先導,著力提高農業產業技術水平,以控制水土流失、改善生態環境為前提,把增加重要農產品產量與增加農民收入統一起來。
  13. Many geological and hydrological factors of the river section, where the yellow river water intake engineering is laid out, such as the capacity of the reservoirs along the river section upstream and downstream, the rate of the flow discharge, the erosion and silt of the watercourse, the form of the riverbed and the water current, ice tuck, the convergence of the upstream branches of the river section, flood crest, sand crest size, the capacity for flood discharge of the watercourse, the effect of flood control structure around and the impacts on surrounding environment and the third person " s legitimate rights and interests, should be considered

    黃河取水工程的布設要考慮工程所處河段的地質水文等諸多因素。如該河段上下游水庫的庫容,泄水流量、河道沖刷、淤積、河床形態、水流形態、冰塞、河段上游的支流匯入、洪峰、沙峰的大小、河道行洪能力的大小、周圍防洪工程的影響及對周圍環境和第三人合法權益的影響等等。
  14. The bridges will gradually wear down under the circumstances of the natural environment, such as the atmosphere erosion, the changes of the temperature and the humidity, and applied environment, such as the loading, the fatigue of the material and the structure

    橋梁長期在自然環境(大氣腐蝕、溫度、濕度變化)和使用環境(荷載作用與頻率的增加、材料與結構的疲勞)的作用下,會出現逐漸退化的趨勢。
  15. That favorable water environment benefited, not only by the rather large percentage of forest cover with quite strong capacity of water conservation in mountain areas, but also by the comparatively lower gravity of soil erosion in the loess plateau in the middle and lower yellow river basin while numerous lakes and swamps still existed at that time and maintained a huge water storage

    中古華北之所以仍能保持良好的水環境,並非由於彼時降水遠比後代豐富,而是因為山區森林植被仍然良好,具有較強的水源涵蓄能力;黃土高原水土流失不甚嚴重,黃河決溢移徙較少、危害較輕,湖泊沼澤尚未因泥沙淤填而致大量消亡,可以瀦積巨量的水源。
  16. Analysis on several factors influencing the erosion environment in coarse and sediment concentrated regions in yellow river ' s middle stream

    黃河中游多沙粗沙區侵蝕環境若干要素分析
  17. Generally, karst rock desertification refers to the evolving process that leads to intense human - land conflict, destruction of vegetation, soil erosion, bare rock, failing productive forces of the land and the land surface appearing as desert from visual sense, because of the frail ecological environment formed by karst, and of the irrational social and economic activities of human beings

    喀斯特石漠化指在喀斯特脆弱生態環境下,人類不合理的社會經濟活動,造成人地矛盾突出、植被破壞、水土流失、巖石逐漸裸露、土地生產力衰退喪失,地表在視覺上呈現類似於荒漠景觀的演變過程。
  18. With metal fatigue in material mechanics, this paper deduces the limestone fatigue curve of longmen grottoes by means of marble s one within the error permission. by the experiment elects the crucial factors of current vibration environment in longmen grottoes, the author contrasts the result of the experiment with its fatigue curve referred above and analyses the fatigue effect of longmen grottoes. finally, it is pointed out that after longmen grottoes have being suffered weathering and water - erosion more than 1500 years, the vibration environment is becoming an crucial factor leads to fatigue effect, especially in those weak surface carvings just like the crossings of several rifts, serious weathering places, etc

    借鑒材料力學中金屬疲勞破壞的研究手段,在誤差允許范圍內用大理巖疲勞曲線推導出門石窟石灰巖疲勞曲線。通過對石窟實際振動環境中典型要素的抽取和振動試驗,將試驗結果與疲勞曲線進行對比,分析了門石窟的疲勞破壞效應。文章指出,在經歷了1500多年的風化和流水溶蝕后,振動環境已成為導致門石窟某些薄弱點如多條裂隙交叉點嚴重風化酥解的壁面雕刻品等產生疲勞破壞的重要誘發因素。
  19. Article 30 design and work of highway construction should be done in conformance with requirements of the protection of environment, historical relics and sites and the prevention of water loss and soil erosion

    第三十條公路建設項目的設計和施工,應當符合依法保護環境、保護文物古跡和防止水土流失的要求。
  20. Black soil resources is rare natural resources in the world, and some issues, such as soil and water erosion, environment pollution, cultivated land conversion and arable land degradation, are becoming the main problems for sustainable development at the zone

    摘要黑土資源是世界的稀缺資源,黑土帶的水土流失、環境污染、土地流轉、土地退化問題成為黑土資源可持續發展的障礙。
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