風化巖性土 的英文怎麼說
中文拼音 [fēnghuàyánxìngtǔ]
風化巖性土
英文
weathered rocky soil-
The earth surface of the region across it is mostly thicker humus soil or leaf falling covering layer, and has good heat reserving property, it is mostly weathering shingle, soil - aggregate mixture, and clay - gravel 0. 5m - 4. 0m under it, and weathering rock
所經地區的地表多為較厚的腐殖土或落葉覆蓋層，其保溫性良好，下層0 . 5 ? 4 . 0米多為風化沙礫、碎石土和礫石土， ， 4 . 0米以下為風化巖石。As the increase of domestic high - rise buildings, more and more deep foundation trench supporting constructions have come into existence. among the general geographical condition of the urban district in qingdao, most of regions, which mainly consist of strong de composed rocks, are in quite good condition. except for the sandy soil and oozy soil along sea sides. but the development of rock cracks and breaking zones and unstable lamprophyre still exist, so blasting is needed during constructions of foundation trench. blasting have bad influence on the stability of slopes. moreover. the slope - liding has happened for several times, so the engineering project of foundation trench attracts more attention of people
隨著國內高層建築的發展，深基坑支護工程越來越多，綜合青島市區的地質狀況，除海邊有砂性土及淤泥軟土外，大部分地域巖土條件相對較好，多以強風化巖為主，但巖石裂隙發育，間或有斷裂帶和穩定性極差的煌斑巖穿插其中，基坑施工時需要爆破施工，對邊坡的穩定造成了不利影響，加之連續出現的幾次滑坡失穩事件，基坑支護工程越來越引起了各方面的重視。But in contrast of the research of chemical weathering of other rocks, such as granites and basalts, the research of chemical weathering of black shales both in width and depth still remains much to advance. after reading and investigating widely, we selected lower - cambrian black shales and their weathering profiles in hunan province as research objects of our work at first. then, based on field investigation of weathering status of lower - cambrian black shales and it ' s relationship with soil composition and human activities in hunan, we studied changes of chemical composition such as major and trace elements before and after weathering of black shales by comparison
根據文獻閱讀和野外調查，本文選擇了湖南安化、桃江、望城等地下寒武統黑色頁巖及有關風化剖面作為研究對象，並在查明湖南下寒武統黑色頁巖的風化現狀及其與土壤組成、人類活動的關系的基礎上，對比研究了黑色頁巖風化前後主量和微量元素等化學組成的變化，探討了元素的富集和遷移轉化機制以及黑色頁巖風化與區域環境質量的關系，得出了如下幾點主要成果和認識： （ 1 ） ti是黑色頁巖風化過程中的「不活動」元素，可作為參照元素，對其它元素的活動性進行質量平衡計算。A brief introduction is given to the treatment of the zeya dam foundation, principles of seepage control and design of the concrete face rockfill dam of the zeya reservoir. as for the excavation of the sand - gravel zones, except the toe slab and its 1 / 9 bottom width down stream, the alluvial layers are excavated to the micro - weathered rocks, while the other sections remain unexcavated. regarding to the treatment of the fracture zones, concrete filling is used for the toe slabs and semi - permeable materials are used for other section. according to the construction characteristics, a filter is placed in the down stream embankment foot. to improve the integrity of the dam foundation and anti - seepage capability consolidation grouting and curtain grouting are adopted. as a result safety, economic benefit, convenience in construction and good performace are achieved
簡要論述澤雅水庫面板堆石壩壩基處理和防滲的原則及設計要點.趾板基礎和堆石體各區砂礫石基礎開挖，除趾板與其下游1 / 9底寬范圍以及壩腳挖除沖積層至弱風化（局部微風化）基巖外，其餘部分均予以保留.斷層破碎帶處理，趾板部位採用混凝土塞，其它部位採用半透水料置換，並根據本工程特點在下游壩腳加設了反濾層.為提高壩基的整體性和防滲性能，對趾板進行了固結和帷幕灌漿.達到了安全、經濟、便於施工的目的，運行情況良好，可為面板堆石壩的設計和研究提供參考與借鑒In order to direct the water to the forebav of the pump station from the original canal, a channel long 135 m is designed. it crosses through the terrain top with a depth of more than 50 m. soil of the channel slopes is a strongly - weathered silty and sandy mudstone with many well - developed reticular cracks and takes the structural surfaces almost same as the channel slopes
東深供水工程金湖泵站位於塘廈鎮東面，屬低山、殘丘地貌，地面高程22 60m ；泵站前池進水渠橫切山脊，連接原東深供水河，設計開挖1條長135m的進水渠，坡高50多米，邊坡土質為強風化的粉砂質泥巖，網狀裂隙發育，結構面基本與坡面重合；坡體土質中含有較多的粘土礦物，具有遇水軟化的特性。In this paper, the engineering properties of gypsum, especially, the engineering properties of weathered mud - stone and geo - synthetics before and after soaking by acid water are discussed in detail
本文對鹿寨磷石膏、風化泥巖和土工合成材料經酸性磷石膏渣漿水浸泡后的物理力學性質進行了較為詳細的試驗研究。Abstract : compared with soil destroyed pattern of vertical force and its controlled factor of bearing capacity, it is concluded that pile capacity and its tip resistence have some difference when soil with the same physical mecanic property is used as natural foundation and pile tip resistent layer. whereas the middle weathering rod stratum hasn ' t this property, that is to say it has the same bearing capacity and pile tip resistence
文摘:通過豎向荷載下土（巖）體的破壞模式及其承載能力控制因素的比較，論述了物理力學性能相同的土層作為淺基礎的天然地基與樁端持力層時，承載力值與樁端阻力值應存在一定的差異；而中（微）風化程度的同一巖層作為天然地基與樁端持力層時，不具有這方面的差異性，承載力值與樁端阻力值應該相等。( 3 ) negative electricity, radius, complex numbers, electrical values of ions, maturity of weathering profiles, distribution of elements in parent rocks, medium conditions, absorption of clay minerals and organic matters are important factors controlling geochemical behavior of elements during black shales weathering
（ 3 ）電負性、離子半徑、配位數、電價、剖面發育程度、元素在母巖中的分佈、介質條件、粘土礦物和有機質吸附作用等是影響黑色頁巖風化過程中元素行為的重要因素。As far as the soft clayey rock, widely distributed in guangdong, is concerned, it will swell after unloaded and soften during immersion. its strength decreases with time after excavation. as a result, the slopes probably lose their stability in a long time, and in deed there are some failure cases reported in engineering
但對于在廣東頗具代表性的風化泥質軟巖，因開挖外露而導致的浸水軟化和卸荷膨脹，會致使邊坡巖土長期強度的減損，使得按巖土天然強度指標設計的邊坡的長期穩定性無法保障，也造成了一些工程事故。Fundamental behavior and constitutive modeling of a cdg residual soil under undrained shear
不排水條件下全風化花崗巖殘積土工程特性與本構模型The basic physical and mechanical properties, mineral composition, micro structures, swelling potential, consolidated drained triaxial shear strength, parameters of constitutive model and residual strength of the soft clayey rocks were tested in laboratory with a large number of natural samples. the changing trend of the strength about these rocks is obtained by modeling the condition of softening due to immersion. from the principles of modern soil mechanics, the structural and swelling characteristics of soft clayey rocks were analyzed systematically
本文通過現場調查，查明風化泥質軟巖的宏觀結構特徵，利用現代試驗測試手段，取原狀土系統進行特殊土室內土工試驗，測定土的基本物理力學特性、礦物成分及微觀結構、膨脹性、三軸排水剪強度及本構模型參數、軟化殘余強度，並模擬土體在長期浸水軟化后的強度變化趨勢，測試該類土的浸水軟化殘余強度。By studying the strength behavior to these rocks, their shear strength ranges were given in different engineering environmental conditions. based on a series of triaxial tests on the soft clayey rocks, parameters of the constitutive model are provided, which are necessary in numerical analysis and engineering computation. according to the results in this study, mechanism of deformation and failure of soft clayey rocks was explored, and the data on their physical and mechanical properties were collected in guangdong
結合現代土力學原理，系統分析了風化泥質軟巖的結構特徵，膨脹特性；探討風化泥質軟巖的強度特性，給出了風化泥質軟巖不同工程環境條件下的抗剪強度取值范圍；在三軸排水剪試驗成果基礎上，提供了工程數值分析和計算所需本構模型參數，揭示了風化泥質軟巖的變形破壞機理，建立廣東風化泥質軟巖的物理力學性質特徵資料，為工程決策提供參考。As we know, when meeting these soils, many breakdown and danger will occur, such as the blockings, which has attracted attention of many construction personal on site. however, at present, there exist many unknown fields in blocking. firstly, the definition of blocking is not interpretative
但是，如果地層是粘粒含量較少的卵石層、砂土地層、風化巖地層，進入壓力艙的土體就很難形成這種「塑性流動狀態」 ，從而嚴重阻礙施工進程甚至造成施工事故，閉塞就是常見的一種施工障礙，已經引相關方面的重視。分享友人