碾研壓 的英文怎麼說

中文拼音 [niǎnyányā]
碾研壓 英文
mill
  • 碾 : Ⅰ名詞（碾子） roller Ⅱ動詞1 （用碾子等使穀物去皮、破碎） grind or husk with a roller 2 （碾碎） c...
  • 研 : 研同 「硯」
  • 壓 : 壓構詞成分。
  1. On the basis of investigations into the progressive yield process and the possible failure modes of rcc gravity dams, the quasi - elasticity design limit state of the ctrtical stability criterion is proposed and the real working state of the dams designed according to the ctriterion is discussed. a check formula using the material strength reducing factor as the safety index and a simplified formula similar to against sliding stability fromula are derived. finally, the corresponding design safety factors are given by using fem calculations with various influence parameters to be taken into account

    本文在研究碾壓混凝土重力壩漸進破壞過程和可能失穩方式的基礎上，提出了以準彈性臨界作為穩定臨界準則的設計極限狀態，分析了按該準則設計的大壩的實際工作狀態，導出了以準彈性強度儲備系數為設計安全指標的審查公式以及形式與抗剪斷公式相同的簡化公式，探討了定量計算考慮各種因素影響的相應設計安全系數的合理取值，並與現行規范方法進行了比較
  2. By the large quantity of indoor and field soil mechanics test, this paper investigated physics and mechanics property of xigeda stratum and xigeda compounding filling, profoundly and systematically studied on shearing strength, cbr ( including indoor cbr and field cbr ) and intensity feature of xigeda compounding filling. the new achievement and cognition as follows : ( 1 ) cbr value is decided by moisture content and mudstone content of xigeda compounding filling. the filling material can satisfy minimum intensity standard of express highway when mudstone content is less than some fixed value, ( 2 ) this paper established field cbr standard value which can synthetically evaluate the filling material nature and field compaction degree. ( 3 ) the optimal compacting mean of xigeda compounding filling is hard oscillation first and weak oscillation later, not traditional way which is weak oscillation first and hard oscillation later. ( 4 ) this paper put forward the conception of optimum moisture content in construction different from optimum moisture content of indoor impaction

    本文以昔格達填料強度特徵為研究對象，通過大量的室內及現場試驗，從昔格達地層巖組的物理力學性質、昔格達填料的物理性質入手，對昔格達填料的抗剪強度、室內承載比及現場承載比特徵進行了較系統地研究，獲得了如下認識及進展：昔格達混合填料承載比值受填料含水量及其中泥巖含量的影響，當泥巖含量小於一定值時，昔格達混合填料具有較高的承載比值，能夠滿足高速公路對填料的最低強度要求；建立了綜合評判昔格達填料性能及現場壓實效果的現場承載比（ cbr ）標準；對于昔格達填料而言，最佳的碾壓方式為先強振后弱振而不是傳統的先弱振后強振；提出了與室內擊實最優含水量相區別的施工最佳含水量的概念。
  3. Study and analysis of non - penetrative induced slot fracture ; performance of roller compacted concrete arch dam

    碾壓混凝土工拱壩非穿透型;誘導縫斷裂特性研究與分析
  4. In the dam foundation restraint area, mgo can be mixed into concrete to prevent dam longitudinal crack. research on autogenous volume change of rcc mixed with mgo, and research on thermal stress compensation of darn foundation prove that rcc mixed with mgo plays a role in dam crack control

    在材料措施方面，深入研究高碾壓混凝土壩基礎約束區採用外摻mgo措施，利用其微膨脹性能補償壩體降溫過程中產生的溫度應力，以防止大壩縱向裂縫的發生。
  5. The research fruits in this article can provide the temperature isoline map of crown cantilever section and central longitudinal section of the dam, the stress isoline map of crown cantilever section and upstream and downstream surfaces of the dam, the maximal and minimal stress distribution map in dam abutment along with the height of dam, the maximal and minimal stress table of typical nodes and the maximal and minimal stress table in different elevations, and also provide reference basis for taking relative temperature control measures in the design and construction of rcc arch dam

    本文研究成果可給出壩體的拱冠梁剖面和壩體中心縱剖面的溫度等值線圖、拱冠梁剖面和壩體上下游面應力等值線圖、壩肩最大最小應力沿壩高的分佈曲線、不同高程處典型點的最大最小應力值表以及不同高程處最大最小應力值表等成果，為碾壓混凝土拱壩的設計和施工中採取相應的溫控措施提供了參考依據。
  6. In accordance with the construction of xi ' ning - huangyuan first class highway and machangyuan - ping ' an high - speed highway, based on a good deal of investigation, this paper studies the geologic character and the main physical mechanics of the collapsibility loess in qinghai. this paper also studies the foundation treatment effect with dynamic consolidation, impact rolling, lime pile and lime - soil cushion. to dynamic consolidation, much attention is given to the relationship between the ramming energy and the effective depth

    本文結合西湟一級公路、馬平高速公路建設，對青海地區濕陷性黃土進行了大量勘探調查，總結研究了青海地區濕陷性黃土的地質結構特點、主要的物理力學性質及其規律；並通過現場試驗，系統地研究了強夯、沖擊碾壓、灰土擠密樁和灰土換填等地基處理方法的施工工藝及處理效果。
  7. Study on calculation model for temperature field of roller compacted concrete lifts

    碾壓混凝土澆築層溫度場計算模型研究
  8. 4. research on the crack control measures in the view of material

    （ 4 ）本文從材料方面進行了碾壓混凝土壩防裂措施的研究。
  9. In charge of one of major subjects of the national eighth five - year plan, i. e. " study on shotcreting techniques of polyacrylate emulsion cement mortar for impermeability coating of pu ding rcc dam ", the achievement of which has been appraised by the ministry of electric power and evaluated as reaching national leading level. 2. in charge of the major subject aided by the committee of national natural science funds, " study on durability of high bolumes of fly ash concrete ", the first phase achievement of which has been commended by the committee. 3. in charge of one of major subjects of the national ninth five - year plan, i. e. " study on high performance concrete in marine engineering, design and construction ". 4. acting as one of editors - in - chief of " technical specification for abrasion and cavities resistance of concrete in hydraulic structures ", which is issued by the ministry of water resources. 5. by providing the repairing and strengthening schemes on seepage and cracks of the basement of nanjing lukou international airport, the air traffic opening of the airport was ensured as scheduled. 6. consulting services on techniques of high performance and abrasion - erosion resistance concrete for three - gorges project, anti - corrosion of reinforced concrete strutures for the ore port of shanghai baoshan iron and steel works, mass fly ash concrete for jiangyin yangtze river bridge and pumping concrete for nanjing yangtze river second bridge

    主持國家「八五」攻關項目「普定碾壓混凝土壩上游面丙乳砂漿防滲層大面積施工工藝研究」 ，成果通過部級鑒定，評價屬國內領先水平； 2 .主持國家自然科學基金重大項目「高摻量粉煤灰混凝土的長期性能研究「 ，階段成果獲國家自然科學基金委通報表彰與獎勵； 3 .主持國家「九五」攻關項目「海工高性能混凝土成套技術研究」 ； 4 .水利部「水工混凝土抗沖磨防空蝕技術規范」的主編之一； 5 .為南京祿口國際機場地下室修漏與裂縫補提出技術方案被采納並實施，為機場如期通航作出貢獻； 6 .為三峽工程抗沖磨高性能混凝土技術、上海寶鋼礦石碼頭鋼筋混凝土防腐蝕技術、江陰長江大橋大體積粉煤灰混凝土技術、南京長江二橋泵送混凝土技術等提供咨詢建議。
  10. Mechanical properties of roller compacted concrete

    碾壓混凝土力學特性及本構模型研究
  11. The scale and height of rolling - concrete are spread increasingly, such as the technique studied recently that the 300 meters high gravity dam and the 200 meters high arch dam, which requires more experience in the damming technique, construction crafts and mechanization

    目前，碾壓混凝土壩的規模和高度正在日益擴大， 300m級的碾壓混凝土重力壩和200m級的碾壓混凝土拱壩的研究正方興未艾，對碾壓混凝土築壩技術、施工工藝和機械化程度的要求也更高。
  12. The character of tube roll mill is that it combines the advantages of ball mill and roller, then great improves the grinding efficiency through the study of the grinding theory of tube roll mill, pressing stress, grinding effect and the comparation between roller and vertical mill, this text combined the national important technology equipment crert item - - tube roll milling developing item, gets following results : firstly, because of the special structure of tube and roll, powder from single particle grinding in the early peried contincely transit press grinding stage, it better stops the loss of splash energy, secondly, during the grinding progress, powder form loose to dense fully uses the nonsmoth surface of particle and stress focus to make its stress lower than roller " s

    本文結合國家重大技術裝備國產化創新項目-筒式輥碾磨開發項目，通過對筒輥磨的粉磨機理、層壓應力的分析、粉磨效果的研究及與輥壓機、立磨粉磨效果、粉磨機理的比較，可知：首先，由於筒與輥的特殊結構方式，筒輥磨內粉體由初期的單顆粒破碎逐漸過渡到層壓粉碎階段，較好地防止了飛濺能的損失，其次，在粉磨過層中，粉體由疏鬆到密實，充分利用了顆粒的非光滑表面及應力集中效應使其應力低於輥壓機。實驗證實，筒輥磨的粉磨效果大大優于立磨和輥壓機。
  13. ( 4 ) the seepage prevention structures and drainage structure is very important for the safety and stabilization of rcc dams, so their effects is discussed in this paper to the seepage field ' s characteristics of rcc dams, moreover, the seepage control schemes of rcc dam is analyzed

    （ 4 ）碾壓混凝土壩的防滲與排水結構對于大壩的安全與穩定極為重要，本文研究了各種防滲與排水技術對大壩滲流場特性的影響作用，並分析了各種防滲與排水方案的特點。
  14. So there is great significance in reality to minimize the expenses by studying the relationship among the scheme, machine matching and the cost optimization in construction

    因此，針對如何加強碾壓混凝土壩施工方案、機械配套和費用優化問題等展開研究，使其施工費用最低，必將具有重大的現實意義。
  15. In order to simulate the construction process and the effect of concrete pouring temperature and outside temperature on temperature field and thermal stress field in the dam, temperature field and thermal stress field are calculated layer by layer. the calculation step during construction is 0. 25 day, and during operation the diffusion of hydration heat of concrete is over and elastic modulus is basically stable, changeable step is used

    為了研究施工進度、混凝土澆築溫度、外界溫度對壩體溫度場和應力場的影響，按碾壓混凝土施工方法每澆築一層（層厚0 . 3m ，澆築時間6小時）計算一次溫度場和應力場，這樣，施工期計算步長為0 . 25天，運行期因混凝土水化發熱已結束，且彈模基本穩定，故採用變步長計算。
  16. Roller compaction experimental research on soil and stone mixture of ash - shield embandment

    粵連電廠攔灰壩土石混合料碾壓試驗研究
  17. In this article, according to three - dimension finite element theory and heat conduction theory, the computation program of simulating thermal stress field of rcc arch dam during construction and service is researched and developed

    本文採用三維有限元法和熱傳導理論，研究開發了碾壓混凝土拱壩施工期和運行期溫度應力場全過程的模擬計算程序。
  18. The extraction rate could be raised through a certain striking effect on grinding materials because of big grinding area of the disc mill, long grinding time of materials and mild crushing effect during grinding the materials ; the disc mill has a wide application prospect by its good performance, convenient operation and maintenance as well as low price

    碾壓磨粉機的研磨區域大，物料受研時間長，破碎作用比較緩和，對研磨物料有一定的打擊作用，可提高取粉率，操作維修方便，價格低，應用前景廣闊。
  19. This paper researches the influence of no treating, paving cement and fly ash paste, and paving cement mortar on rcc layer surface upon the ultimate tensile strain of placing joint of rcc layers under the condition of different interval of placement of rcc layers and different amount of binding materials

    研究在不同的層間間隔時間條件下，採用不同的膠凝材料用量，對碾壓混凝土層面分別採取不處理，鋪水泥粉煤灰漿（簡稱水泥凈漿） 、水泥砂漿等處理措施對碾壓混凝土層面極限拉伸值的影響。
  20. In this paper, applying the theory and method of system engineering and administer accountant, combining the huatan project, the optimization among the construction scheme matching machine and expenses were studied thoroughly. through the simulation and optimization in construction process, mixing and transport subsystems of huatan dam, and analyzing the influence factors of damming capability, establishing the correspond systems analysis software of dlp model

    本文應用系統工程、管理會計的理論和方法，並結合花灘碾壓混凝土大壩工程實踐，系統而深入地研究了築壩的施工方案、機械配套和費用優化，對花灘碾壓混凝土壩施工過程、拌和運輸子系統的模擬和優化，分析了碾壓混凝土澆築能力的影響因素，建立了dlp模型相應的系統分析軟體。
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