cemented soil 中文意思是什麼
cemented soil
解釋
膠結土-
On the basis of analysis on the pairwise action of cement paste, nanometer silica fume and clay, the paper proposes the reinforcement mechanism of the cemented soil stabilized with nanometer silica fume. the reinforcement mechanism includes cementation action of cement hydrate, ionic exchange and quadrate reaction of clay particle, pozzolanic effect, filling effect and cementation action of nanometer silica fume
在研究水泥漿?納米硅粉、納米硅粉?粘性土、水泥漿?粘性土相互作用的基礎上，將納米硅粉水泥土的固化機理總結為：水泥水化物的膠結作用、粘土顆粒中的離子交換效應和「二次反應」 、納米硅粉的火山灰效應、納米硅粉的填充效應、納米硅粉的膠結作用。 -
Based on testing results and soil theory, the modified mechanism of the nanometer silica fume in the clay is proposed : water molecule adsorption action, cementation action and filling action. combining the sem tests, the microstructure features of the cemented soil of nanometer silica fume are concluded
設計了三組室內試驗，分別探討了納米硅粉對粘性土物理力學性能的影響；結合試驗結果和土質學基本理論，提出從水分子吸附作用、膠結作用、填充作用三個方面探討納米硅粉與粘性土之間的作用機理。 -
Study on strength property of nanometer silica fume reinforced cemented soil and reinforcement mechanism
納米硅粉水泥土的強度特性及固化機理研究 -
Microscopic study on cohesion of a cemented soil
膠結土的凝聚力的微觀研究 -
On the basis of repeated analyses and verifications, the construction techniques of shed - pipe grouting etc. are adopted therein, with which the tunneling in low - cemented sandy soil is successfully carried out under the condition of higher ground water level, and then both the design and construction are demonstrated to be reasonable and reliable through the actual water delivery operation
在反復分析論證的基礎上通過採用注漿管棚等施工技術，成功地在高地下水位低膠結度的砂性土中開挖隧洞，實際過水應用表明設計施工是合理可靠的。 -
According to the reinforcement mechanism, some experimental phenomena and rules in the strength tests of cemented soil and cemented stone are explained
根據固化機理，解釋了水泥土和水泥石強度試驗中的一些現象和規律，分析了納米硅粉改性水泥土的適用性。 -
The results suggest that nanometer silica fume ( nanometer siox ) can greatly improve the strength of cemented soil at various curing period, nanometer aluminium fume ( nanometer aljos ) can not improve the strength, and nanometer titanium fume ( nanometer tio2 ) still reduce the strength until curing period of 90d
試驗結果表明，適宜的納米硅粉摻入比下，各個齡期的水泥土強度顯著提高；納米鋁粉對水泥土的增強效果不明顯；直至90d時，納米鈦粉仍然降低水泥土強度。 -
Reviews on mechanics properties of cemented - soil
水泥土的力學性能綜述 -
Damage evolution laws are analyzed by the load - unload tests. analysis results show that obvious damage occurs in the inner of the cemented soil stabilized with nanometer silica fume and the added nanometer silica fume can improve the damage
研究表明，納米硅粉水泥土內部存在明顯的損傷現象，摻迦納米硅粉，水泥土損傷特性發生改變：與試驗曲線的對比結果表明，本文採用的損傷變量和損傷模型能夠較真實地反映納米硅粉水泥土的損傷特性。 -
Therefore, study on dynamic properties of cement mixed pile foundations and the soil structure interaction during earthquakes is of great theoretical and practical importance in seismic design. this dissertation studies the static and dynamic properties of cemented composite foundations systematically through tests and parameters of duncan - chang model and hardin - drnevich model are generalized. the seismic acceleration is conversed and used as input acceleration through nonlinear method
本文通過試驗系統地研究了水泥攪拌樁復合地基的靜力和動力特性，得到了復合地基的靜力duncan ? chang模型參數和hardin ? drevich非線性彈性動力模型參數，採用非線性方法對地震加速度進行了反演並將之作為基巖輸入加速度。 -
Abstract : in order to obtain the mechanical properties of cemented soil, a series of cemented soil specimens with different cement ratios are conducted through uniaxial compression tests and ultrasonic wave tests. the link of the compressive strength of the prismatic specimens and the cubic ones is established. the relationship between the uniaxial compressive strength and the speed of ultrasonic wave of cemented soil specimens are acquired
文摘:本文通過室內抗壓實驗及超聲波波速實驗的方法，對不同水泥摻入比下水泥土的力學性能進行了研究，獲得了水泥土材料稜柱體抗壓強度與立方體抗壓強度之間的關系，以及抗壓強度與波速之間的關系式。 -
According to testing results, the stress - strain curve of the cemented soil stabilized the nanometer silica fume is fitted using a quadratic parabolic curve and expression equation for upward sector of the stress - stra in curve is given
根據試驗結果，分析了納米硅粉水泥土的變形特性，並對其應力應變曲線進行了二次拋物線擬合分析，推導了曲線上升段的表達式。 -
Based on analysis on research existing status and application foreground of nanometer materials in cemented based material, the paper firstly discusses the microstructure properties of the three nanometer materials and compares them with the corresponding ordinary crystals. by unconfining compression strength tests of the cemented soil stabilized with the nanometer materials, influencing rules of nanometer material addition ratio and curing period on the strength are individually analyzed
在總結納米材料在水泥基材料中的應用現狀以及應用前景的基礎上，本文首先分析了三種納米礦粉的微結構特性及其與普通礦粉的微結構特性異同；通過水泥土室內無側限抗壓強度試驗，探討了納米礦粉摻入比和齡期對水泥土強度的影響規律。 -
With the self - developed finite element program, the soil - structure interactions and the seismic settlement of structures under earthquakes are studied, which led to several conclusions useful to seismic design in engineering practice. the preparation method of composite cemented clay samples is modified based on former researches
本文在前人的基礎上改進了水泥土復合試樣的制備方法，並且進行了復合試樣的靜力三軸試驗，考慮不同置換率和圍壓的影響，得到了在靜力有限元分析中所必需的duncan ? chang模型參數。
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