plastic soil 中文意思是什麼

plastic soil 解釋
可塑土
  • plastic : adj 1 造型的;塑造的;給與形態的。2 可塑的,塑性的,受范的;柔軟的;〈比喻〉溫順的,肯聽話的。3 ...
  • soil : n 1 泥土,土壤;土質。2 土地,國土。3 滋生地,溫床。4 農業生活,務農。n 1 臟東西,污物,污穢,污...
  1. Displacement formula for composite foundation of composite piles is derived by considering the coaction of foundation soil, broken stone pile, cfg pile and bedding cushion and by applying the theory of elastic - plastic mechanics, which is proper for superstructure being constructed

    運用彈塑性力學知識,同時考慮地基土、碎石樁、 cfg樁和墊層四者的相互作用,推導出了比較切合實際的上部結構動工后組合樁復合地基的沉降計算公式。
  2. To lily flower of high quality characteristic production in qingyang carry through plastic pellicle mantle and maize straw pole mantle in live through the winter, analysis soil water resume, ground temperature change character and different mantle material water, heat resource to the effect of upgrowth period, growth measure and output inscape of lily flower

    摘要通過對慶陽優質特色產品黃花菜越冬期進行地膜覆蓋和玉米秸稈覆蓋,分析越冬期土壤水分損耗、早春地溫變化特徵,以及不同覆蓋材料水、熱資源對黃花菜發育期、生長量、產量構成要素的影響。
  3. The nine samples of the soil sediments which took in the summer holiday, and we should put the samples that the metage is about 75 grams into the plastic bags, and then make the first samples, and numbered for it from to

    在暑假所取得的九個土壤沉積物的樣品中,稱量75克左右的樣品裝入塑料袋中製成初樣,並將初樣進行編號至。
  4. The experiment was conducted to determine the influence of different regulation and control methods of soil moisture, such as plastic film mulching, covering grass under trees, growing grass under trees, irrigating regularly, loosening the soil under trees, on quality of fruit in a non - public nuisance crisp pear garden in the area of old course of yellow river

    摘要以45年生酥梨樹為試材,分析測定塑料薄膜覆蓋、樹盤覆草、自然生草、定期灌水、清耕等不同土壤水分管理措施對土壤水分和酥梨品質的影響,結果表明:塑料薄膜覆蓋和樹盤覆草處理中,土壤含水率比較適宜,且變幅較小,有利於果實生長發育和提早著色,提早成熟,產量和品質較好;其它處理中土壤含水率要麼過高,要麼過低,且變幅較大,酥梨的果實品質也比較差。
  5. Shakedown analysis of soil structures based on elasto - plastic fem

    基於彈塑性有限元分析土工安定性計算方法及其應用
  6. Then the judging method is proposed, and the proposed method can consider the stress history and viscosity shear strength of soft soil. in this paper, a fem program dpfbm1. 0 ( double plastic foundation beam method ( version 1. 0 ) ) is established. with this program, the influence of some parameters on foundation excavation is fully studied, the parameters include : compression modulus, cohesive strength, angle of internal ficiction, effective angle of internal friction, the embedded length of the wall and building load

    針對當前國內外彈性地基梁法存在的缺陷,基於對軟土流變性的研究,採取了剪應力判斷彈塑性狀態,以改進和完善基坑工程彈性地基梁法,推導了彈性狀態下地基反力系數的近似解,提出了採用剪應力組合判斷土彈簧彈塑性狀態的方法,編制了相應的彈塑性共同變形法分析程序dpfbm1 . 0 ( doubleplasticfoundationbeammethod ( version1 . 0 ) ) ,並採用該程序分析了壓縮模量、粘聚力、內摩擦角等參數變化對基坑工程的影響。
  7. The results show that, after being improved by lime, the high liquid limit soil can be used as subgrade filling of expressway as its liquid limit and plastic index being reduced, the dilatability decreased and the value of cbr increased remarkably

    研究結果表明,經石灰改性處理的高液限土,液限與塑性指數均降低,膨脹性顯著減弱, cbr大幅提升,可用作高等級公路的路基填料。
  8. In the area of watershed between the yangtze river and the huaihe river, there are a series of ecological environmental issues, such as fragile forest ecosystem, frequent drought damage, lake of water resources, serious soil and water loss and contamination by chemical fertilizer, pesticide and plastic membrane

    摘要分析了江淮分水嶺地區存在的森林生態系統脆弱,易旱多災,水資源短缺,土壤貧瘠,礦山開采過度,水土流水嚴重,化肥、農藥、農膜等農業化學品污染嚴重,農村生態環境退化等生態環境問題。
  9. It is concluded that the filled soil is silt soil with high liquid limit and plastic limit, which has the low swelling property in natural state

    結果認為,此路基填土為高液限和塑限的淤泥質軟土,天然狀態下具有弱膨脹性。
  10. Results showed that by using straw and plastic film dual mulch in dry - cultivation of rice planting, both of the range of temperature difference and the loss of water in dry - cultivated field of rice were decreased, the soil structure was improved, the soil nutrient contents were increased, the ineffective tillers of rice plant were decreased, the growth and development stage were advanced, the filling stage was extended, the grain per ear and 1 000 grain weight were raised, the grain yield of rice increased obviously

    水稻秸稈+地膜二元覆蓋旱作栽培效應的研究結果表明,秸稈+地膜二元覆蓋旱作稻田土壤變溫幅度降低,水分散失減少,結構改善,養分積累增加;水稻無效分蘗減少,生育轉變提前,灌漿結實期延長,穗大粒多,千粒重高,增產效果顯著。
  11. This paper presents the experimental results of typical elements of field works such as reinforced concrete beams, fiber glass reinforced plastic honeycomb sandwich plates, flexible covers ; examines the interrelationship of the loads and deformation under the condition of large deformation ; obtains the laws governing the interaction of the medium and the structure ; solves the design and calculation problems related to shallow buried structures in soil

    本文在對大量試驗資料進行整理和作了大量分析計算的基礎上,選取了野戰工事中有代表性的構件即鋼筋混凝土梁,玻璃鋼蜂窩夾層梁式板和帆布被復作為研究對象進行試驗研究。深刻地考察了大變形條件下荷載和變形之間的內在關系,進而掌握了介質與結構相互作用的規律,較好地解決了土中淺埋結構的設計計算問題。
  12. Discussion on the plastic drain slab in dealing with engineering quality of soft soil groundsill

    塑料排水板處理軟土地基的工程質量監理措施的探討
  13. This paper will expatiate the interaction theory in pile and soil, make elastic - plastic analysis for soil around pit - jacked pile

    本文對坑式靜壓樁的樁土共同作用進行分析。
  14. The thesis had done the theories analysis in detail and built the relevant mathematics models aiming at the mechanics characteristic about the lodging of stalk, the elastic and plastic deform of stalk under the action of the transverse loads, the mechanics condition which causes stalk pushed, the relation between the speed of unit and the surface radius of ski, the relevant location between the thickness of the compressed stalk and action location of load, the relevant location between the mating device and plough, the coefficient of overturning soil under the thickness of the compressed stalk and so on. in addition, the computer aided analysis and simulating experiments in field were acted by choice

    本文對秸稈自倒伏力學特性;橫向載荷作用下的莖稈彈塑性變形與秸稈被推倒的力學條件;機組作業速度與滑撬曲面半徑的關系;秸稈壓實厚度與加載作用點的相對位置;配套裝置與犁體相對位置;秸稈壓實厚度下的翻垡系數等,進行了較詳細的理論分析並建立了相關數學模型。在此基礎上,本項研究還選擇性地進行了計算機輔助分析和田間模擬試驗。
  15. Plastic mulch increases soil temperature in the bed which promotes faster crop development and earlier yields

    塑料薄膜覆蓋提高苗床的土壤溫度,促進作物較快發育並提早成熟。
  16. This thesis aims at promoting the innovation on irrigation methods and the development of irrigation techniques in vegetable cultivation, and also provides for percolation irrigation by way of experimental study on the seepage flow both in air and soil with zippered plastic pipes and on the application of percolation with zippered plastic pipes to vegetable tomato cultivation in shelves

    本論文通過拉鏈式塑料管大氣、土壤中的滲流試驗研究,以及在大棚蔬菜(番茄)栽培應用拉鏈式塑料管滲灌的試驗研究,希望為保護地蔬菜栽培灌水方法的革新和滲灌灌水技術的發展、拉鏈式塑料管作為滲灌管的可行性和優越性提供理論依據。
  17. For impervious layer, the anti - inrushing stability of the pit is analyzed from the plastic damage of soil, but for semipervious layer, the anti - inrushing stability of the pit is analyzed from the seepage damage of soil

    坑底為不透水層土時,應從土體發生突涌塑性破壞的角度進行分析;坑底為弱透水層土時,應從土體發生突涌滲透破壞的角度進行分析。
  18. And the organic p content o soil covered with plastic film changed little compared with that in nakedness soil

    地膜覆蓋明顯減少了速效磷的含量,增加了磷的移出量。
  19. The results showed that the soil moisture was moderate for the tree growth by plastic film mulching and covering grass under trees, which had led to higher yield and quality of the fruit than that of other treatments

    因此,在黃河故道區無公害酥梨生產中,建議採取塑料薄膜覆蓋和樹盤覆草方法,此方法操作簡單,便於實施。
  20. Usually yield function is introduced to describe the plastic deformation, however, a new damage function is proposed here to describe the additional deformation due to the damage of soil structure

    塑性變形常用屈服函數描述,損傷變形則可以引入一種類似的損傷函數加以描述。
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