test on sand 中文意思是什麼

test on sand 解釋
砂地試驗
  • test : n 1 檢驗,檢查;考查;測驗;考試;考驗。2 檢驗用品;試金石;【化學】試藥;(判斷的)標準。3 【化...
  • on : adv 1 〈接觸、覆蓋〉上去;開(opp off)。 turn on the light [radio water gas] 開電燈[收音機、自來...
  • sand : n 1 沙。2 〈 pl 〉 沙灘,沙洲,沙地,沙漠。3 〈 pl 〉 沙粒;(計時用的沙漏中的)細沙。4 光陰,時...
  1. Based on the test of drainage salinity effect in different clay interlayer and the analsis of thickness of drainage salinity layer, the design parameter of effective drainage salinity semidiameter, amount of sand - hole and semidiameter of hole were put forword

    通過對不同層位的粘土夾層土壤的洗鹽效果試驗研究,分析了脫鹽層厚度、計劃脫鹽層脫鹽效率,提出了有效洗鹽半徑的概念、砂孔數量及孔徑等設計參數,並制定相應的洗鹽制度。
  2. Bituminous mixtures - test methods for hot mix asphalt - hot sand test for the adhesivity of binder on precoated chippings for hra

    瀝青混合料.熱拌瀝青混合料的試驗方法. hra用預塗瀝青碎石上粘合劑粘性的熱砂試驗
  3. Bituminous mixtures - test methods for hot mix asphalt - part 37 : hot sand test for the adhesivity of binder on precoated chippings for hra

    瀝青混合物.熱拌瀝青用試驗方法.第37部分: hra用預塗石屑上粘合劑粘結性的熱砂試驗
  4. Bituminous mixtures - test methods for hot mix asphalt - part 37 : hot sand test for the adhesivity of binder on precoated chippings for hra ; german version en 12697 - 37 : 2003

    瀝青混合料.熱混瀝青的試驗方法.第37部分: hra用預塗
  5. Hebei chida manufacture and trade co., ltd minerals branch - the zhengding plant is mainly processing and handling all kinds of minerals, with advanced equipment of minerals powder, zhengding plant processes and deal with on minerals raw material, and do strict test on the raw material and product with perfect test instrument, for guarantee the quality of product before delivery to the user. at the present, the main product of zhengding plant is cenosphere, ceramic beads and high - aluminum sand

    河北馳田工貿有限公司礦物分公司下屬工廠-石家莊正定工廠主要加工和經營各種礦產品,利用較為先進的粉體處理設備,對礦產品進行再加工和處理,並利用完備的實驗設備對原料和產品進行嚴格的檢測,以保證出廠前產品的質量。目前主要產品有漂珠,陶粒砂和高鋁砂。
  6. A deep treatment pilot test was made on micropolluted source water with combined technique of o3 preoxidizing biological pretreatment - coagulant sedimentation - sand filter - o3 after oxidizing biological activated carbon ( bac ) filter

    摘要利用臭氧預氧化生物預處理混凝沉澱砂濾臭氧后氧化生物活性炭濾池組合工藝對微污染水源水進行了深度處理中間試驗。
  7. Abstract : in this paper, the efficient stress method is used as main means, while the railway engineering anti - earthquake design specification and the dynamic triaxial test are used as additional means. the authors analyze the ground layer liquefaction of shield tunnelling built on powder soil or fine sand, whose top plate is buried under two kinds of depth, and conclude that the liquefaction area is different with different buried depth. finally, the rational buried depth is proposed

    文摘:以有效應力原理的有限元計算分析為主、鐵路工程抗震設計規范及室內動三軸實驗為輔,對修建在粉土或粉細砂層中的盾構隧道進行了兩種不同埋深情況下的液化分析,得出了埋深不同液化區出現區域不同的結論,並提出隧道抗液化的合理埋深。
  8. The curves of the consolidation settlement in soft clay base of flood land are gained, which compare the effect of sand drain. the settlement - time curves in different period are also gained, which increase the height of embankment to 8m, based on the test data of hang - yong highway. furthermore, the consolidation settlement characters of these entity engineering are analyzed, and, the variation rules of the rate of grade and degree of the curves in different period in the whole section, the maximal settlement and the liner regression relations between the rate of grade and degree are calculated

    本文利用大變形固結有限元分析程序( lscfea )中的小變形平面固結分析單元( sse2 ) ,結合實體工程項目進行了地基固結沉降的有限元計算,分別得出河灘相軟土地基在考慮砂井和未考慮砂井作用下的固結沉降曲線及杭甬高速公路試驗段在高堆載情況下的固結沉降曲線;並對以上曲線特徵進行了分析,得出各時間段曲線斜率、角度在整個斷面的變化規律,以及沉降最大值與斜率、角度變化之間的線性回歸關系。
  9. By direct shear for and normal triaxial shear tests of non - saturated desert sand, the parper studied the effect of water content and dry density on the strength of the non - saturated desert sand, and set up the code of this sand. based on the plane strain test of non - saturated desert sand slope, the paper analysed the destruction way of the excavaion side during the construction by means of adding water, and brough forward a formule that calculates the allowable of excavation and pile hole

    通過非飽和沙漠砂直剪試驗和常規三軸剪切試驗,研究了含水量和干密度對非飽和砂強度的影響,建立了這種砂的強度準則。通過非飽和沙漠砂邊坡室內平面應變試驗,分析了沙漠井場浸法施工中就基坑壁的破壞方式,推導出了基坑和樁孔容許開挖深度的計算公式。
  10. We design the second generation sample depending on summing up the first sample machine ; we get lots of data and first - hand material after hot sand cooling test in luoyang tractor plant, which makes good preparation for designing new product

    在總結第一代樣機的基礎上,我們重新設計了第二代樣機在洛陽拖拉機廠進行生產現場熱砂降溫可靠性驗證,獲取了大量的數據及第一手資料,為產品樣機的設計推出作了充分的技術準備。
  11. Shake table test on pile foundation in saturated sand

    飽和砂土中樁基的振動臺試驗
  12. Saturated sand are testes in the laboratory under the undrained cyclic loading condition with static - dynamic dual purpose triaxial compression test apparatus, which is designed under the cooperation of hohai university and marui co. ltd japan. the results indicate that the stress path approaches from a initial stress point to the failure lines as cyclic loading goes on, and eventually converges on a certain limiting stress path in the vicinity of the failure lines. the stress - strain curve, however, does not converge on a closed hystersis loop ; the shear strain rapidly increases in looser sand or gradually and continually increases in denser sand

    利用河海大學與日本圓井株式會社共同研製的新型的多功能靜動三軸儀進行了飽和砂土循環扭剪不排水試驗,研究表明,對于松砂,剪應變幅度快速地由微小增加到百分之幾甚至百分之十幾,對于緊砂,剪應變幅度逐漸地由微小增加到百分之幾甚至百分之十幾;經試驗初步研究表明用初始有效平均正應力歸一化的有效應力路徑很好的一致性。
  13. Regarding natural sand of the spot as model sand, using series model, and under the interaction of irregular wave and tidal current, a systematic test on scouring around pile of land - island approach bridge of jiangsu lng receiving station is carried out

    摘要以現場天然沙為試驗床質,利用系列模型,採用不規則波與潮流相結合的方式,對江蘇lng接卸站陸連島橋樁基周圍的沖刷情況,進行了系統試驗。
  14. Wind tunnel test on effect of controlling windand deposited sand of geogrid sand - barrier

    土工格柵沙障防風積沙效應風洞模擬實驗
  15. Test on the strength of shaped sand tailings for pipe transportation

    管道輸送尾砂型料的強度試驗
  16. In this paper, on the basis of the numerical analysis with the concept of equivalent soil mass with reinforcement and shake table model test, the calculation of high loess embankment with geogrid - reinforcement in highway is carried out under static loading, and the dynamic response of high reinforced sand - gravel embankment with grogrid - reinforcement in highway is tested under earthquake. the behaviors of loess embankment are indicated as the following : ? he stress and deformation varies with reinforcement design conditions and foundation types

    本文通過將土工合成材料與土體視為加筋等效土體的數值計算方法和振動臺模型試驗,以加筋黃土高路堤和豎直擋板加筋砂礫土高路堤為研究對象,計算分析了不同堤基上不同加筋設計條件下黃土高路堤的靜應力及變形變化規律,試驗研究了不同加筋條件下砂礫土高路堤的動力反應特性。
  17. The contents of this paper include the following several aspects : ( 1 ) a model of the fractures leakage is built through counting and analyzing the wealthy geological records of hae field, and a model of the fracture water transporting is also built according to the fracture water condition of its recharge and its runoff and its discharge in hae field ; ( 2 ) this paper studies the chemical behavior and the migration parameters of the elenent sr2 + in ground water in hae field, the main contents include : the presence form of the element sr in ground water is analyzed by way of the rmodynamics ; the absorption mechanism that granite and sand stone absorbs sr element is analyzed based on theory and experiment test the diffusion parameters of the element sr in water and in granite and in sand stone are researched with laboratory experiment test ; the partition coefficient of sand stone and granite to sr is tested by the batch way

    其研究內容包括以下幾個方面: ( 1 )通過對我國hae預選處置場豐富地質資料的大量統計和分析,建立了該處置場的基巖裂隙滲透模型。再根據hae預選處置場基巖裂隙水的補給、徑流、排泄條件及水位動態特徵,建立了預選處置場基巖裂隙水水運動模型。 ( 2 )對高毒性鍶元素在我國hae預選處置場地下水中的化學行為和遷移參數進行系統的研究,其中主要包括運用熱力學方法分析了鍶元素在地下水中的存在形態,利用理論分析與實驗測試相結合的方法分析了花崗巖和砂巖對核素鍶的吸附機制,採用室內實驗裝置研究了核素鍶在地下水中的擴散參數以及在花崗巖和砂巖中的本徵擴散參數,採用靜態批式法研究了鍶在砂巖和花崗巖中的分配系數。
  18. Abstract : in light of thicker grain and smaller viscosity of debris flow, a segmented simulation of the debris flow with flume is presented. for the first time. more difficult resistance similarity is brought about by geometric rate without excessive coarsing and discontinuous similarity of sand grain composition in model is eliminated with different grain scale. on this basis the density similarity and sand conveying similarity are achived. the method presented is verified through a model test case

    文摘:針對水石流顆粒粗,粘性小的特點,提出了利用水槽進行分段模擬水石流的設想,首次通過幾何變率解決難度較大的阻力相似問題,改變了以往過度加糙的方式;通過變粒徑比尺的方法消除了模型沙級配不連續相似的問題,較好地實現了固體物質級配相似,達到了泥石流的密度相似和輸沙相似.通過水槽概化模型試驗實例,對本方法進行了驗證
  19. The loi and other test methods common used in abroad countries can only roughly estimate the tendency to prevent the sand burning - on defect

    國外常用的灼減量等方法則只能大致估計型砂的抗粘砂能力如何。
  20. Test on the micro - flocculation filtration by using internal recycle and continuous sand filter

    內循環連續式砂濾器的微絮凝過濾試驗
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