man-made soil 中文意思是什麼
man-made soil
解釋
人造土-
On this foundation the article inducts in detail the method which is based on the relative settlement of calculating unit area end support ( qb ) force at the same time considering the feature of pedestal pile ' s " arch effect " the article introduces conception of pile effective length and finally obtain t he formula of calculating man - made pipe with bulb - shaped axial carrying capacity. the article uses marc program to calculate and analyze foundation soil ' s stress and displacement and gets the change curve chart and the proportion that is shared by king - pipe side soil friction resistance and pipe end counterforce respectively. the article inducts the structure of pedestal in detail on the basis of generalizing pedestal application cases of many countries
在此基礎上論文詳細歸納了以相對沉降為依據確定單位面積端承力q _ b的計算方法，並考慮擴底樁的「拱效應」特點引入了有效樁長的概念，最後結合公路規范推出了比較實用的人工挖孔擴底樁軸向承載力計算公式。論文運用了marc程序對地基土的應力和位移進行了有限元數值計算分析，得到了地基土的應力和位移場的變化曲線和在加載過程中樁側土摩阻力和樁端反力各自所承擔的比例；本文還在總結各國挖孔擴底樁應用情況的基礎上就擴底樁的構造進行了詳細的歸納。 -
It was in the city that man was liberated from the tyranny of the soil and could develop skills, learn from other people, study, teach and develop the social arts that made country folk seem bumpkins
城市中的人們從土地苛政中解放出來並不斷提升自身技能，向他人獲取新知，學習、講授和社交藝術的進步使農村的鄉巴佬相形見拙。 -
The methods of quantitative analysis of structural strength of loess are put forward, and effects of soil moisture upon structural strength of loess are also quantitatively analyzed in this paper. the strength of loess is formed by structural strength and compaction strength, and structural strength can be expressed by the difference of stress between structural loess and man - made loess. the structural strength of loess can be quantitatively analyzed by different test in laboratory
黃土結構強度的大小反映著黃土結構性的強弱，本文比較系統地研究了黃土結構強度的影響因素及其分析方法；黃土的強度由結構強度和固結強度組成，其結構強度可用結構性黃土與重塑黃土的應力差表示，可以用不同的試驗方法，進行結構強度的定量分析；結構強度的發揮過程曲線反映了結構強度隨應變的變化過程；含水量對黃土結構強度構成顯著的影響。 -
Man - made expansive soil - a unique physical property of remolded silty clay in yangcheng lake region, suzhou, china
蘇州陽澄湖地區淤泥質粘土工程地質特性探討 -
Farmland ecosystem is not only a man - made type of terrestrial ecosystem, but also important sources and sinks of ghgs. farmland ecosystems, on the one hand, absorb a great deal of carbon through photosynthesis and anthropogenic impacts, on the other hand, give out ghgs through agricultural producing processes and respiration of crops and soil
農田生態系統是重要的溫室氣體源和匯，一方面通過作物光合作用和人為途徑吸收大量的碳；另一方面通過作物和土壤的呼吸作用以及各種途徑的人工投入過程間接釋放碳。 -
Through a lot of test pile material, this essay concludes the vertical bearing capacity calculation formula of man - made pile with bulb shaped base by strength theory and relative deformation as control criterion. the method of defining pedestal pile foundation deformation modulus is especially discussed in this article, and it takes the mindlin solution as the starting point using mathematics method to get the poisson ' s ratio ( u ) which is the factor influencing foundation soil deformation modulus, and a deformation modulus calculating equation is finally determined
本文通過大量試樁資料和有限元計算分析，給出了以強度理論和相對變形為控制標準的人工挖孔擴底樁豎向承載力計算公式。其中特別論述了擴底樁地基變形模量的確定方法，並從mindlin解出發利用數學方法得出了影響地基土變形模量大小的因素?泊松比，初步確定了比較完善的變形模量計算公式。 -
Vegetable soil was treated with the 20ml / s mixed gas of hydrogen and air ( the ratio = 1 : 9 ) by the man - made analog equipment that can release hydrogen just like nodules, at the same time, control was made that treated with 20ml / s air flow. after three month, analysis the soil. which nutrition and how it changed were try to find. result indicated that nitrogen was changed but phosphorus and potassium had no evident change
採用人工模擬根瘤放氫裝置，一系列相關指標的變化，有效養分發生了何種變化及其可能機理。結果表明，土壤經氫處理后對氮素及其相關因子表現出較大影響，而對磷素和鉀素及其相關因子無明顯改變。 -
The mechanism of rockfill rheology is rectified theoretically. as a kind of man - made discrete material, the rockfill is similar to the consolidated soil in the aspect of rheology. the main causes of rockfill rheology are the breaking and sliding of particles, filling of pores
從理論上深入論證分析了堆石流變的機理，對于堆石這種非自然存在的散粒材料，其流變與土體的次固結相類似，產生堆石流變的主要原因是顆粒破碎細化、滑移充填孔隙所致。 -
The main reason of soil and water losses on the loess plateau was analyzed with considering the natural and man - made factors. in accordance with the real situation in our country, the author expounds the harm of soil and water losses, puts forward some measures, shows us a magnificent prospects on soil and water conservation
從影響水土流失的自然因素和人為因素入手，分析了水土流失產生的主要原因，根據我國水土流失的情況，剖析了水土流失的危害，並提出了相應的措施，展望了水土保持的美好的前景，確保我國水土保持治理工作的順利進行。 -
The factors and countermeasures of man - made soil and water loss
人為水土流失因素及其防治措施研究 -
Status and counterpart measures to the new man - made soil erosion in yong ' an city
永安市人為造成新的水土流失現狀及其防治對策 -
The results showed that : total area of soil and water loss decreased after 1987, but area of strong erosion grade increased and new man - made soil and water loss accelerated ; 9 of the total 11 regions in zhejiang showed the same changing tendency as the whole province
結果表明： 1987年以後水土流失總體上有所好轉，水土流失總面積減少，但強度以上的流失面積有增加趨勢，新的人為水土流失未得到有效控制，且有加速趨勢。 -
Even without these man made sources of radiation, exposed to natural background radiation. the rocks and soil of the earth s crust contain variable amounts of natural radioactive elements such as uranium and thorium. this varies with geography - for example the hottest places in britain are cornwall and around aberdeen
就算排除人為輻射，人類會在天然環境中接觸到本底輻射，如地球外殼的巖石和泥土含有份量不同的輻射元素如鈾和釷，而份量視乎地理位置，如英國的康瓦爾和阿伯丁郡最為熱點。
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