砂粒計 的英文怎麼說

中文拼音 [shā]
砂粒計 英文
sand grain meter
  • : 名詞(沙子) sand; grit
  • : Ⅰ名 (小圓珠形或小碎塊形物) small particles; grain; granule; pellet Ⅱ量詞(用於粒狀物)
  • : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
  1. This dissertation presents a hypoelastic constitutive model with four material constants in describing the mechanical behavior of granular materials under loading. analysis results of the model have good coincidence with those of triaxial experiment of the standard sand under different relative density. the model can describe the contractant and dilatant phenomena of granular materials

    提出了一種含4個材料常數的亞彈性本構模型,來描述散體在加載時的力學行為,本模型的分析結果與不同相對密度下標準的三軸實驗可較好地吻合,能反映散體的剪縮、剪脹現象,還對如何用三軸實驗數據來確定這4個材料常數,給出了適宜的算方法。
  2. This thesis investigated and researched on non - loaded crack, especially those caused by thermal - shrink, and analyzed the thermal - shrink stress of beam, slab and continuous - wall, found that according data of civil and overseas offered thermal - shrink calculating formula without considering effect of factors, such as the cement quantity, using of aruhuesiru, aggregate size and quantity of sand, which made the result data smaller. in addition, there are not enough construct measure in code

    本文對非荷載裂縫,特別是溫度?收縮裂縫進行了調查研究,並對兩端或四周約束的梁、板和底部約束的地下連續墻進行了收縮應力分析,發現國內外有關文獻給出的收縮算公式沒有考慮泵送商品混凝土的水泥用量、外加劑使用、骨料徑和用量等因素的影響,算出的混凝土收縮量往往偏小;另外, 《規范》中針對溫度?收縮裂縫的構造措施不足。
  3. 4. triangular diagram of the sandstone clastic compositions and the relationship diagram of major element suggest that the proto basin of the clastic rock of the yanbian group was a forearc basin, which was in an active continental margin

    鹽邊群碎屑巖碎屑骨架顆分析結果和巖常量元素構造環境判斷圖解顯示,它們所處的構造環境為活動大陸邊緣,初步判定它們的原型盆地為弧前盆地。
  4. Experimental techniques for simulating cavity decoupling explosion in laboratory wear developed, which include a center initiating explosive charge designed in shape of mini - spherical with yield equivalent to 0. 125 ~ 8. 00gtnt, circular electromagnetic particle velocity gages and aluminum bar strain gages measurement techniques, spherical divergent stress waves generator. large amount of tamped and cavity explosion experiments had been made in granite, soil, cement mortar and water media environment, respectively

    本文建立起了包括中心起爆的0 . 125 8 . 00gtnt微型球形炸藥裝置的研製、圓環形電磁子速度及鋁桿應變測試技術和球形發散應力波實驗裝置等在內的實驗室微型藥量空腔解耦化爆模擬技術,並在花崗巖、土、水泥漿和水等介質中進行了大量的填實和空腔爆炸實驗研究。
  5. The design strength of the new concrete is c40, which adopts 525 # common portland cement, the sand is middle wide river - sand, the radius of coarse aggregate is 10 - 30mm. the surfaces of the old concrete which are harnessed are divided into i, ii, iii three type faces

    Znfl , ao新混凝土設強度等級選用c40 ,採用525 』普通硅酸鹽水泥,是中粗河,粗骨料的徑為川30mm 。老混凝土表面處理后的表面分為1型面、 11型面、 ill型面三種類型。
  6. For sand, glass bean, quartz sand and pvc, pressure fluctuations were measured at different conditions. furthermore, statistics analysis, power spectral density ( psd ) analysis and chaos analysis of pressure fluctuations in gas - solid cfb were conducted. an investigation of the effect of circulating solid flux, superficial gas velocity, height from riser bottom and particle property on the parameters ( e. g

    本文測定了河、玻璃珠、玻璃和pvc四種顆在不同固體循環量、不同表觀氣速、不同軸向高度下的壓力波動,進而對氣固循環流化床壓力波動時間序列進行了統分析、功率譜分析和混沌分析。
  7. To ascertain how to produce differential pressure reasonably during the course of high temperature and pressure gas well testing, we must consider synthetically the following situations : both liquid in well bore and solid phase particles of mud in strata can be carried out through airflow ; we must avoid sand production out of borehole walls and make the selected differential pressure meet the demands of the testing instrument capability ; the calculation of differential pressure when no sand comes out of strata covers the calculation of strength of rock of borehole walls and airflow velocity, etc

    摘要高溫高壓氣井測試中合理生產壓差的確定需要綜合考慮使氣流能夠在井筒中攜液、返排侵入地層中的泥漿固相顆、避免井壁出、滿足測試工具性能要求等;地層不出壓差算還涉及到井壁巖石的強度算、氣流流速算等。
  8. On the basis of these results, the design method and procedure of lime - flyash grit composite were researched combining with the standard. through the engineering practice of recent ten years, some modification were made as follows : the maximum size of the granular material was improved from 4cm to 10 ~ 12cm, the mud content rises to 7 percent from 3 percent, the strength was raised, also the construction became more convenient

    在此基礎上,結合規范討論了二灰穩定礫材料的設方法和步驟,並對規范中的有關規定作了如下的修正:最大石料徑的尺寸由4厘米增加為10 12厘米,含泥量由3提高到7等,從而提高了二灰穩定、礫材料的強度,減少了干縮性,方便了施工。
  9. By analyzing parameters of the model, we find out that shale distribution largely affects water saturation calculated by the model, the less the resistivities of sand grains or clay grains, the more largely the resistivities of grains affect the relation between ct and swt, the effect of m on the relation between ct and swt is increased with swt

    通過對該模型的影響因素分析,發現泥質分佈形式對模型算的含水飽和度有很大影響;巖顆或粘土顆的電阻率越小,顆電阻率對c _ t與sw關系影響越大; m ( m = n )對c _ t與s _ ( wt )關系曲線的影響隨s _ ( wt )的增大而增大。
  10. In this paper, the so preparing self - compacting concrete with low and middle strength using super fine mountain sand artifical sand and phosphorus slag is studied systemically. through the study the influence of the shape, the proportion of the dust and the grade of sand to the workability and the mechanical property of self - compacting concrete, it is found that super fine mountain sand artifical sand are not suit to prepare low and middle strength self - compacting concrete, but when they are combined and the additive and assistant band material are used, c20 - c40 high performance self - compacting concrete is prepared ; the corresponding additive is developed to solve the delamination caused by the low proportion of banding material ; the evaluating system for the workability of low and middle strength self - compacting concrete is built ; the controlling method for production, construction and curing was set up. and the result of the research is applied into several projects

    通過分析特細山和機制的顆形態、粉末含量、顆級配等特性對自密實混凝土的工作性能和力學性能的影響,發現特細山、機制不宜單獨用於配製中低強度等級自密實混凝土,宜將特細山和機制進行合理復配,並選擇合適的外加劑和礦物摻合料,優化配合比設,可生產c20 c40中低強度等級自密實高性能混凝土;研製開發出了具有高效減水、保塑、抗離析功能的外加劑,有效解決了中低強度等級自密實混凝土由於膠凝材料用量少而出現的離析、泌水問題;應用正交設方法,對因素和水平進行合理選擇,確定了生產中低等級自密實混凝土的最優配合比;建立了中低強度等級自密實混凝土的工作性評價體系;提出了生產、施工及養護的質量控制技術方法。
  11. The study solves engineering problem as follows : ( 1 ) the systematic study on the historical course of xigeda strata deposit and geologic environment includes strata, lithologic characters and constitution et in the liangshan and panzhihua region. the results show that the xichang - panzhihua express way is controlled by the anninghe fault and the xigeda fault, the earthquake frequently happen in the region of pass, the different sedimentation number is more great, they effect the road building, safety in operation and structure belong road ( 2 ) because in some place the xigeda strata is foundation and roadbed, the study on the basic properties of the xigeda strata include density, moisture content plastic and liquid limit graduation. the results show that the xigeda strata is deposition in lake, the main component is mudstone and sandstone, the fine particle is main, it has some viscosity, the moisture content of mudstone is different the it of sandstone, the other property are likeness. the xigeda strata has no dilatation on total, some claystone have low and medium dilatation ; ( 3 ) the study on the basic properties of xigeda filler include the composition of matter the biggest standard dry density, the optimum moisture content the results show that xigeda filler can use as road material, it is well grade filler and admixture filler on essence, its compaction index should change in different place because the property is controlled by mudstone and sandstone that change is great in different place ; ( 4 ) the study on the xigeda filler craft used as express way roadbed, includes suitable thickness, compaction numbers and methods and equipment choice et

    公路沿線廣泛分佈有昔格達地層,昔格達地層能否用作高速公路路基填料,國內沒有先例,本論文就是結合導師的科研項目,在非典期間,現場長達5個月的工作,完成了從試驗、現場施工工藝到路堤分層沉降監測等工作,是面對生產實際,認識昔格達地層的性質和其作為地基、路基和填料應用中面臨的問題進行的研究。主要的研究內容有:對攀西地區地層巖性、構造等地質環境和昔格達地層的沉積歷史過程作了系統的分析,研究表明西攀高速公路主要受安寧河斷裂和昔格達斷裂影響,通過地區地震活動頻繁,差異沉降較大,對公路建設、安全運行和沿線構築物設有較大影響;由於昔格達地層在有些路段作為地基、有些作為路基,對其基本性質進行了研究:包括天然密度、含水量、塑液限、顆級配等指標的試驗研究。研究成果表明:昔格達地層為湖相沉積,主要為巖和泥巖,它以細組為主,同時粘的存在,使其具有一定粘性。
  12. In this paper, we measured the thermal resistance of multi hole brick, designed external insulation wall and calculated the thermal resistance and the thickness of insulation mortar, which can save energy by 50 % in lianyungang

    試驗測定了連雲港地區幾種多排孔封底砌塊的熱阻,並在此基礎上設算了寒冷地區節能50 %的幾種外保溫復合墻體的熱阻及聚苯顆保溫漿厚度。
  13. For silt, the relationship between the strength of stabilized soils with various cement contents and the cement content was investigated experimentally, and the formula of cement contents for wrapping soil particle and filling pore during the structural formation of the stabilized soil was derived

    摘要以粉土為研究對象,對水泥土抗壓強度與水泥含量關系進行了試驗研究,推導了水泥土結構形成過程中水泥漿包裹土顆和填充孔隙所分別對應水泥量的理論算公式。
  14. Study of sediment source calculation in small watershed in pisha rock area through grain size analysis method

    度分析法算砒巖區小流域泥沙來源的探討
  15. By uses of handan raw materials, this paper studies the influence of coarse aggregate limiting grain size, water - binder ratio, fly ash replacement, sand - total aggregate ratio on the strength and workability of concrete prepared with low water - binder ratio

    摘要本試驗採用邯鄲當地的混凝土原材料,利用正交設方法,試驗研究和分析了粗骨料最大徑、水膠比、粉煤灰摻量、率對低水膠比混凝土的強度及和易性的影響。
  16. In this paper, with complete calculation micro - mechanics method, mass concrete was taken as three - phase composites, which consists of mortar matrix, aggregate and bond between matrix and aggregate. with nonlinear finite element method, the simulation of static and dynamic mechanics performance of the uniaxial compress concrete specimen of dongjiang arch dam and simple supported beam specimen of xiao wan arch dam was studied by means of the software of msc. marc. the number of all kinds of mortar matrix was calculated according to grading of aggregate of three graded concrete and walraven function

    本文採用完全細觀算力學方法,將大體積混凝土在細觀層次上看成是由粗骨料顆、硬化水泥漿及其二者之間的粘結界面組成的非均質復合材料,採用非線性有限元方法,在對大型商業有限元軟體? msc . marc二次開發的基礎上,對東江拱壩的三級配混凝土軸壓試件、建設中的小灣拱壩三級配混凝土梁試件在靜、動荷載下的力學性能和破壞過程進行了數值模擬。
分享友人