dredging the channel 中文意思是什麼

dredging the channel 解釋
疏通經絡
  • dredging : 干法塗搪
  • the : 〈代表用法〉…那樣的東西，…那種東西。1 〈用單數普通名詞代表它的一類時（所謂代表的單數）〉 （a） 〈...
  • channel : n 1 水路，水道，渠，溝；海峽；河床，河底。2 （柱等的）槽，凹縫；【機械工程】槽鐵，凹形鐵。3 〈比...
  1. By analyzing on nature, society and economy conditions as well as distribution characteristics of sand source in the lower lhasa river valley, put forward a series of comprehensive renovation scheme to harness sand sources, mainly including dredging channel, planting farmland shelter - forest network, constructing arbor - bush - herb shelter forest and shifting sand stabilization, this scheme will not only control blown - sand threat, and improve local ecological environment ; at the same time, also lay the strong foundation for enlarging lhasa city space and effectively utilizing local resource, embody a sustainable thought on how to make comprehensive renovation in high cold valley region

    摘要在深入分析本區自然社會經濟條件和風沙源分佈特徵基礎上，提出把拉薩河下遊河道疏浚與風沙源治理相結合，以河道疏浚、農田防護林、喬灌草防風護沙林和流沙固定等物理工程、生物和機械措施為主體，進行風沙源綜合整治，一方面可有效控制風沙災害的威脅，改善河谷區生態環境，同時為拉薩市城市空間發展和當地資源的有效利用奠定了基礎，體現了在高寒河谷區進行風沙源綜合整治的可持續性思路。
  2. The effect of dredging channel for deposition reduction is related to dredged channel geometry morphology and dredged channel area

    挖河減淤效果與挖槽幾何形態及挖槽面積有關。
  3. The bulk of effect on dredging river for deposition reduction is relative to chosen datum of dredging channel geometry parameter. geometry parameters include dredging channel length, morphology of transversal section and longitudinal slopes

    挖河減淤效果的大小與挖槽幾何參數的選值有關，幾何參數包括挖河長度、斷面形態及挖槽比降等。
  4. 3. the drop datum of largest water level in researched reaches increases relatively with length increase of dredging channel in definite condition of discharge and sediment and definite dredged sediment quantity or dredged morphology of transversal section

    在一定的水沙條件和一定的挖沙量或一定挖河斷面條件下，隨挖河長度增加，研究西安理工大學工程碩士學位論文河段最大水位降落值相對越大。
  5. This paper summarize the estuary sediment management methods also, analyze and the following aspects and give evaluations : estuary dredging and lead the flow, lead water to scour the river channel, build the xihekou reservoir, estuary gate deposition management, dike reinforced etc

    本文還對河口泥沙的處理途徑和措施進行了概括總結，對河口疏浚與導流、引海水沖刷河道、建設西河口水利樞紐、攔門沙治理、人工有計劃改道和出漢、加高堤防和加固防護工程和挖河固堤工程等進行了分析評價。
  6. An experimental research on notching wet beach of the yellow river with the short - delay blasting is made for eliminating the risk that the main river channel is often threatened by some horizontal and slanting streams occurred on the downstream of the river and solving the problems from the bend cut - off for river channel harnessing, water way dredging and the siltation of the water diversion outlets along the channel

    摘要為了利用爆破解決黃河下遊河道經常出現的橫河和料河威脅河道安全的險情以及河道整治中的裁彎取直、疏浚航道和河道引水口淤積的問題，在黃河濕灘上進行了微差爆破開槽試驗研究。
  7. The influence of the channel dredging and improvement on the dongping waterway in the pearl river delta

    北盤江壩油灘河段整治流量與整治線寬度的研究
  8. 2 the 1 - d hydraulics computational method and 2 - d shallow water equation are employed to simulate the processing of channel dredging in tai ping wan hydroelectric power plant. the results of model tests and numerical analysis are combined and compared each other

    採用一維水力學計算方法和二維淺水方程對大平灣電廠尾水河道開挖工程進行數值模擬，從而使模型試驗和數值模擬結合起來，相互比較。
  9. The resistance coefficient of the river, the scale affect of the rigid bed model, and the rule of channel dredging are also discussed in order to obtain the reliable conclusion

    對河床的阻力系數、定床模型試驗的比尺效應以及電廠下。游清挖原則進一步研究，以期給出較明確的結論。
  10. Dredging operations will be carried out in the ponds to ensure that contaminated sediments are not inadvertently allowed into the new drainage channel

    池塘會進行挖泥作業，確保受污染的沉積物不會因疏忽而流入新的排水道。
  11. Perfecting rural autonomous and organizational system, dredging the channel for farmers ' political involvement and improving farmers ' ideological and cultural qualities are natural requirements and developmental trend in the process of china ' s modernization

    正視現實存在的問題，健全農村自治體系和組織體系，疏通農民的政治參與渠道，提高農民的思想文化素質，是中國現代化的必然要求和發展趨勢。
  12. Under the condition of testing discharge - sediment and dredging sediment quantity of 3380000m3, when dredging channel length is about 10km, the effect of dredging channel for deposition reduction will be rather better

    在試驗水沙條件及挖沙量338萬m 』條件下，挖河氏度在10km左右時，挖河的減淤效果較佳。
  13. For recent years, in view of the effects of deposition reduction of river dredging and key technology in the lower yellow - river, a series of key tasks on special topics have been carried out by many researchers. and a series of research results have been obtained. this paper will combine with research results mentioned above to analyze as well as emphasizal analyze results by means of physics model " test, and demonstrate the effect of dredging channel " geometry parameter on deposition reduction of river dredging and mechanism of deposition reduction of river dredging

    為此，近年來，許多研究人員針對黃河下游挖河的減淤作用及其關鍵技術開展了一系列專題攻關，進行系統研究及分析論證，並取得一系列研究成果，本論文結合此課題，重點通過物理模型試驗對挖河幾何參數對挖河減淤效果的影響以及挖河減淤機理方面進行重點分析論證。
  14. But when the dredged length have increased to a certain value, the increment of water level drop datum decreased continuously with length increase of dredging channel. in other word, unit length increment tends to slowly. when dredging channel length is in a certain datum region, the effect of dredging sediment for deposition reduction is better relatively

    但是，當長度增加到一定值以後，隨挖河長度的增加，水位跌落值增量不斷減小，即單位長度的增加量逐漸趨緩；當挖河長度取于某一值域內時，挖河的減淤效果才相對較佳。
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