硬化粘土 的英文怎麼說
中文拼音 [yìnghuàniántǔ]
硬化粘土
英文
indurated clay-
Underground solidification and induration of cement - clay grout
水泥粘土漿在地下的固結與硬化The binders has supper fluidness 、 bonding capacity 、 water retentivity 、 filler properties, no segregation, no bleeding and supper mechanical properties after harden. it is one of high performance concrete. japanese have been researched self - compacting concrete from 1987, and used more than 1. 2millions litres
其拌和物具有良好的流動性、粘聚性和保水性，要求填充性能優異，不離析、不泌水且硬化后具有良好的力學性能，屬于高性能混凝土（ high - performanceconcrete ）的一種。The quality of furan sand castings is usually better than clay sand castings, however, some defects are also very easy take place with furan sand castings such as blow hole, metal penetration, veining, cracking, slag inclusion, hardness too low, surface recarburation, surface sulphuration, nodularity degeneration etc, which were usually caused by improper raw materials selection, improper method design, incorrect moulding or / and core - making
摘要呋喃樹脂砂鑄件質量一般比黏土砂鑄件好，但如果原材料選擇、工藝設計、造型和制芯操作不當，也會產生氣孔、粘砂、脈紋、裂紋，夾渣、硬度不足、滲碳、滲硫和球化不良等鑄造缺陷。Use natural hard clay as raw material, melt in electric furnace in the temperature of above 2000 and become into fiber by air blowing
硅酸鋁耐火纖維（陶瓷棉） ，以天然硬質粘土或配合料為原料，在2000以上的電爐中熔化，用氣流噴吹法成纖。The article introduces the basic concepts and common methods of fuzzy mathematics, initially discussing the applications of fuzzy mathematics in the following aspects : 1 ) division of " skidding " strata with grade of membership that are drilled with diamond bits ; 2 ) comprehensive evaluation on the application in evaluation of diamond bits, classification of rock drillability, and evaluation of clay ; 3 ) classification of " hard rock " through fuzzy clustering analysis ; 4 ) estimation of completion time of boreholes and evaluation of underg round water with fuzzy mathematics ; 5 ) identification of new ore areas and option of best water resource area with fuzzy model ; 6 ) option of diamond bits and evaluation on oil field development plan with fuzzy resemble option and the improved calculation method ; ? ) prediction of mud slurry performance and of the amount of surging water in ore pits with fuzzy control ; 8 ) comprehensive evaluation of diamond bits and supporting plan of deep foundation pit with fuzzy optimal theory
初步探討了以下幾方面的應用： 1 ）用隸屬度劃分金剛石鉆進「打滑」地層； 2 ）綜合評判在金剛石鉆頭評價、巖石可鉆性分級及鉆探造漿粘土評價中的應用； 3 ）用模糊聚類分析進行「硬巖石」分類； 4 ）用模糊數進行鉆孔竣工時間預估及地下水質評價； 5 ）模糊模式識別在新礦區類型識別和最佳水源地選擇中的應用； 6 ）模糊相似選擇及其改進演算法在金剛石鉆頭選擇和油田開發方案評價中的應用； 7 ）模糊控制在泥漿性能和礦坑涌水量預測中的應用； 8 ）優化理論模型在金剛石鉆頭和深基坑支護方案綜合評價中的應用。The strengthening method of mixing is to use the cement as curing agent and use the special machine to mix up the soft clay and the cement to make the soft subgrade become the compound subgrade that has concreteness ; stability of water and enough strength
攪拌法加固技術是利用水泥等作為固化劑，通過特製的深層攪拌機械在地基中將軟粘土和水泥強制拌和，使軟弱土硬結成具有整體性，水穩性和足夠強度的地基土。Secondly, the producing mechanism of crack in reinforced structure and factors which affect crack have been discussed, in the emphasis, the method is expounded, which applies first releasing then resisting, combination of releasing and resisting. in the method, flexible slit is applied firstly, which can make deformation of structure distributed, and decrease deformation energy, then the tiny expansion concrete and prestressed concrete with unbonded tendons are applied. and in the different phase, the compressive prestress is put on the concrete structure
其次，分析並論述了鋼筋混凝土結構裂縫產生的機理和影響因素，著重闡述了「利用先放后抗，抗放結合，綜合控制」的方法：即首先利用后澆帶，使混凝土結構分段變形，減小超長變形的影響；並採用微膨脹混凝土技術及無粘結預應力混凝土技術，分階段對混凝土結構施加一定的預壓應力，從而減小或完全抵消混凝土結構因混凝土硬化收縮引起的拉應力；再結合一些其他措施，成功實現鋼筋混凝土結構的超長無縫設計與施工。Standard test method for determining bond strength between hardened roller compacted concrete and other hardened cementitious mixtures point load test
測定硬化碾壓混凝土和其它硬化粘結混合物間粘結強度的標準試驗方法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
本文採用完全細觀計算力學方法，將大體積混凝土在細觀層次上看成是由粗骨料顆粒、硬化水泥砂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