滲透系數 的英文怎麼說

中文拼音 [shèntòushǔ]
滲透系數 英文
coefficient of imperviousness
  • : 動詞(液體慢慢地透過或漏出) ooze; seep
  • : Ⅰ動詞1 (滲透; 穿透) penetrate; pass [seep] through 2 (暗地裡告訴) tell secretly; let out; lea...
  • : 系動詞(打結; 扣) tie; fasten; do up; button up
  • : 數副詞(屢次) frequently; repeatedly
  • 滲透 : 1 [物理學] [生理學] osmosis2 (液體從細小空隙中透過) permeate; seep; permeation; seepage; inflow...
  • 系數 : [數學] coefficient; ratio; modulus; quotient; factor
  1. The main contents are as follows. ( 1 ) filter cloth and the surrounding soil mass are taken as an approximate isotropy in horizontal section, the relationship of stress and strain is studied, the anisotropy is fully considered, the constitutive model of filter cloth reinforcement fly - ash compound is obtained, it is tested with numerous indoor experiments. ( 2 ) the permeable coefficient is introduced into the constitutive relationship of soil mass with relevant seepage theory ( kozeny - carman experience formula ). the test of filter cloth depositing hi the condition of long term seepage flow is done hi the dissertation, the varying regular of permeable coefficient without pressure is presented

    本文首先對國內外的研究現狀作了回顧和總結,然後主要針對土工織物加筋粉煤灰復合體的本構關和計算理論進行研究,主要內容有: ( 1 )將土工織物和周圍土體視為一種近似的彈性非線性橫觀各向同性體,研究它的應力應變關,充分考慮它的各向異性,得到土工織物加筋粉煤灰復合體的本構模型,然後通過大量室內試驗進行分析驗證; ( 2 )引入有關流理論,即柯茲尼-卡爾曼( kozeny - carman )經驗公式,將滲透系數引進到土體本構關中。
  2. Abstract : considering the stochastic characteristic of main hydrogeologic parameters in yuanbaoshan open coal pit, a groundwater stochastic management model for optimal drainage borehole design is established. the result of the modeling shows the effect of stochastic characteristics of hydrogeologic parameters on the result of management modeling. it was found that the higher the parameters uncertainty and the management reliability level, the worse the management result

    文摘:從影響元寶山露天礦地下水疏乾的主要水文地質參隨機性特徵分析入手,建立並求解了元寶山露天礦疏干工程優化設計的隨機地下水管理模型,揭示了水文地質參隨機性對管理模型結果的影響,認為參的隨機性越大,管理結果越壞;置信水平越高,管理結果越壞,且滲透系數和邊界條件對管理結果影響最大。
  3. Third, according to an example, the influence on soil displacement stress etc under harmonic vibration load induced by infiltration coefficient and loads frequency variation is studied numerically in dissertation. finally, the difference of layered saturated soils consolidation between rectangle and harmonic vibration loads is studied in this dissertation

    再次,以值方法研究了簡諧荷載作用下成層飽和地基二維biot固結的一般規律,同時還研究了固結情況受滲透系數,頻率等參影響的規律。
  4. The investigation of a lot of parameters about treated sandstone, brick materials and earthen materials with fluorited polymers has been carried out, such as the formation of polymer, the penetration depth, porosity, capillary absorption and penetration coefficient, water uptake, compressive strength, drilling resistance, absorption isotherms of water vapor, water vapor diffusion, color changes as well as resistance to desegregation of water, frizzing - throwing cycles, worming - cooling cycles, and so on. in addition, the influence of salt crystallization, acid and base, and uv aging have also been assessed in order to better understand the protection effects and utilization possibility of two fluorinated polymers, mainly according to astm standard and the combination of international methods together with general technological

    分別以國家級文物保護單位的土質、砂巖和磚材文物樣品為對象,依據astm標準及國際通用文物保護研究方法與評估準則相結合,通過膠化物形成周期、深度、孔隙度、毛細吸水和滲透系數、持水量、抗壓強度、抗鉆強度、吸附水蒸氣的能力、氣性、外觀顏色等列參的測定,及凍融、冷熱循環、酸堿腐蝕后抗壓強度的衰減、可溶鹽對保護效果的影響、酸堿及光照對表面保護效果的影響,對兩種含氟聚合物及其與有機硅的共混物在文物加固保護和表面防護中的可行性和保護效果給予了統研究。
  5. Comparing guelph permeameter with double - rings method in soil saturated hydraulic conductivity measurement

    圭夫儀與雙套環測定土壤飽和滲透系數的試驗比較
  6. The heat transfixion will be increased remarkably if the permeability coefficient ratio is too small

    過小的滲透系數比顯著加快統的熱貫通。
  7. In respect of thermal transfixion, the permeability coefficient ratio determines the success or failure of gwhpprsw

    從熱貫通的角度來說,滲透系數比是同井回灌地下水源熱泵統工程成敗的關鍵。
  8. The changing rule of the seepage field under the different dam type, permeate coefficient and different rising or falling speed of the water level is explored

    探求流場在不同壩型、不同滲透系數以及不同的水位升降速度下的變化規律。
  9. Industrial packagings. flexible and heat sealing protection materials of low coefficient of water vapour transmission p

    工業包裝.低水蒸氣滲透系數的熱密封軟包裝材料
  10. Abstract : combined with fundamental characteristics of in - situ leaching mining, this paper presents primary factors influencing the reation rates, such as lixivant concentration, oxidizer, porosity, permeability, seepage volocity, structure of ore, minerals of competition, etc. the factors which influence the reaction rates of in - situ leaching have been discussed

    文摘:結合原地浸出工藝的特點,總結提出了影響原地浸出反應速率的主要因素,並就溶浸劑濃度、氧化劑、孔隙度、滲透系數速度,礦石的結構、構造及礦物的嵌布特徵,競爭礦物等對原地浸出反應的影響進行了分析與討論。
  11. Based on the lab orthogonal tests, using self - manufactured constant head permeameter, the effect of gravel content, void ratio and particle shape on the coefficient of permeability of soil - rock - mixture was studied

    本文採用室內正交實驗,利用自製的常水頭儀,研究了礫石含量、孔隙比和顆粒形狀3個因素在不同水平下對土石混合體滲透系數的影響。
  12. Sensitivity analyses showed that the model is more sensitive to hydraulic conductivity and least sensitive to specific storage and more sensitive to recharge factor compared to the hydraulic conductivity

    靈敏性分析表明:模型對滲透系數比較敏感,而對給水度相對不敏感;降水補給的影響大於滲透系數的影響。
  13. The permeability of saline soils is studied in laboratory

    摘要對含鹽土的滲透系數進行了室內試驗研究。
  14. In this article the conclusion was got from some experiments and researches that the crux of the matter is to solve the seepage stability of the soil and it is possible that gravelly soil is made into impervious core with the protection of filter

    但是存在土料的含礫量不均勻、粘粒含量低、滲透系數偏大、天然含水量偏低、塑性較差等缺陷。試驗研究還認為,只要解決好穩定問題,做好反濾保護,礫質土作心墻防體是可行的。
  15. The value of mean pumping and recharging drawdown is linear to the logarithm of permeability coefficient ratio ( horizontal / vertical )

    抽、回水口的平均降深與滲透系數比的對基本成線性關
  16. The research showed that pam could improve soil structure, and greatly increase the stabilization of soil aggregates, so soil crust development would be decreased. fifthly, soil grain that controls rainfall splash erosion was obtained, the influence of soil clay was very great during initial stages of rainfall. with rainfall going on, soil coarse sand and fine sand would control the splash erosion

    五、控制土壤濺蝕的主要土壤粒級:在降雨初期土壤的的粘粒對濺蝕速率的影響較大,隨著降雨歷時的延長,土壤中的細砂和粗砂成為濺蝕速率影響較大的因子;六、對土壤濺蝕影響較大的土壤結構特徵因子:降雨5分鐘時,土壤的滲透系數對濺蝕速率的影響較大,隨著降雨的繼續進行,土壤的團聚度一直對土壤濺蝕速率影響較大。
  17. ( 2 ) when tunnel water is blocked up fully behind the lining, water pressure on the lining will reach maximum at last so long as surrounding rock near the lining is infiltrative no mattter how much the permeability coefficient of surrounding rock is

    ( 2 )隧道採用完全不排水措施時,只要襯砌附近的圍巖水,襯砌背後與含水圍巖有水力聯,不論滲透系數多大,襯砌背後最終水壓會達到靜水壓,計算時水壓不宜折減。
  18. The factors, such as feed solution concentration, stirring speed, strip solution concentration and the ph value of feed solution, have been discussed when the membrane phase only contained membrane solvent

    當膜相中不含載體時,分別考察了攪拌速度、料液相濃度、反萃取液濃度和料液相ph值等因素對滲透系數的影響。
  19. Secondly, in order to study the stochastic method, the deterministic methods for seepage inverse problem are studied in detail. in this chapter, the sensitivity problem of observation data and the disposal problem of measurement points are also studied

    在討論確定性反演的同時,本文還分析了觀測據的敏感性問題和最優測點布置問題,給出算例說明敏感性分析在滲透系數反演中的重要性。
  20. The rule about water flow in the unsaturated soil and the soil - water characteristic curve are described in this thesis in the first time step during the numerical simulation, the permeability coefficient is calculated according to the initial water content of the unsaturated soil, because of as shown in the soil - water characteristic curve has the hysteresis phenomenon

    闡述了非飽和土中水流動的基本規律和土水特徵曲線。由於土水特徵曲線具有滯后的特點,提出了根據初始含水量來確定值模擬初始時步非飽和土的滲透系數
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