巖墻群 的英文怎麼說
中文拼音 [yánqún]
巖墻群
英文
cluster-
Among places of historical interest that can be mentioned are the remains of the city gate and walls and resort palace built by king wu over 2, 000 years ago, the drill ground of the strategist sun wuzi, the dyke of lord bai built by the tang poet bai juyi, the ancestral shrine and cemetery of the song statesman fan zhongyan, pagodas such as tiger hill pagoda, auspicious light pagoda, twin pagodas, shangfang pagoda, lingyan temple pagoda and the tallest north temple pagoda, and today s largest song building in the taoist temple of mystery, the tang sculptures in purple gold nunnery and those of the song in baosheng temple, etc. the historical relics dating a thousand years back can all be traced to their record, sites of architectural evidences
從二千多年前吳王建的城門城墻故址館娃宮遺址孫武子校場遺址到唐白居易建的白公堤宋范仲淹家祖古墓群和范公祠從虎丘塔瑞光塔雙塔上方塔靈巖寺塔最高的北寺塔到現存最大的宋建築玄妙觀以及保聖寺唐塑紫金庵宋塑千年史跡在蘇州都有史料可查，有遺址可尋，有建築可佐證。至於明清兩朝的史跡為數更為可觀。The simulation of mesoproterozoic tectonic stress field forming mafic dyke swarms in the central north china craton
華北克拉通中元古代巖墻群形成的構造應力場數值模擬Relating closely to the main problem of the high sidewall and wide span underground cavities excavation stability of xiluodu hydroelectric project, the evolution characters of geo - stress field in deep - cutting gorge and the whole features of the stress field, strain field and plastic failure zone around the underground chambers after excavation are studied systematically in the dissertation, based on a great deal of data gathered in field investigation and taking the flac3d v2. 0 software as basic computation tools. meanwhile, in the course of research, the new methods of dynamic numerical simulation are summarized and applied. furthermore, the effects of rock mass qualities, initial geo - stress field and excavation procedure on surrounding rock mass stability are discussed
本文緊密結合溪洛渡水電工程大跨度、高邊墻復雜地下廠房洞室群，施工開挖過程中和開挖后圍巖穩定性研究這一重大課題，在詳盡的野外地質調查工作和對大量基礎地質資料的整理與分析基礎上，以目前國際工程地質界公認的最新通用軟體flac ~ （ 3d ） 2 . 0版作為基本計算工具，從整個壩區地應力場的研究開始，通過動態數值模擬分析這一新的模擬思路，系統地研究了深切峽谷區地應力場多階段的特徵和演變規律，進而對左、右岸地下廠房洞室群開挖全過程中圍巖應力場、變形場和塑性破壞區的變化特徵，進行了全過程動態數值模擬研究，並詳細討論了圍巖質量、初始地應力場、施工開挖順序對大型地下洞室群圍巖穩定性的影響。All of the abovementioned facts suggest that the neoproterozoic diabases from the xuzhou area of the north china block were derived from nd isotopically - depleted mantle sources with variable enrichment in fertile components and produced through variable degrees of melting at different p - t conditions
結合新元古代全球rodinia超大陸裂解事件及其巖漿活動與地幔柱的密切關系，徐州地區晚元古代輝綠巖墻群為地幔柱作用在華北陸塊邊緣的記錄。Wenquan granite is composed of two end - member rocks, one is the host rock of the acid end - member, and the other is the microgranular mafic enclave
摘要溫泉花崗巖體由酸性端元的寄主巖石和暗色微細粒鎂鐵質包體群及基性巖墻群組成。The mesoproterozoic mafic dyke swarms are extensively distributed in the central north china craton, which are not deformed and metamorphic, emplacing the pre - existed fractures, so the dyke swarms become the conspicuous marks to reconstruct the mesoproterozoic tectonic stress field of the central ncc. the mafic dykes in the northern block are transtensional while the dykes in the central and southern blocks are extensional. the mesoproterozoic tectonic stress field could be simulated on the analysis of the distribution and mechanical origin of the mesoproterozoic mafic dyke swarms in the central ncc. the simulation result shows that the mafic dyke swarms were formed in the extensional tectonic setting in the ncc in the mesoproterozoic time, which are related to the extension of the mesoproterozoic yanliao - zhongtiao aulacogens cross the central ncc
克拉通北部地塊的鎂鐵質巖墻群為張剪性，而中部和南部地塊為張性。根據華北克拉通中部中元古代鎂鐵質巖墻群的分佈和成因機制分析，來恢復模擬中元古代的構造應力場。數值模擬結果表明鎂鐵質巖墻群在中元古代形成於伸展的大地構造背景，與橫穿華北克拉通中部的燕遼-中條拗拉槽系的伸展作用有一定的聯系。A rare kind of primary round columnar joints is developed in the basic dyke swarms in the western shandongwhich is made of the radial joints and the round columnar joints with same axis vertical to the strike of the dyke, arranged one by one along the strike of the dyke
在魯西地區前寒武紀基性巖墻群內發育一種罕見的原生圓柱狀節理，由同軸圓柱狀節理和放射狀節理組成，垂直於巖墻走向，沿巖墻走向排列，是一種指示巖漿水平侵位的流動構造。Based on the simplified structure of rock mass, three - dimensional finite element numerical modeling technique is used to analyze systematically the distribution features of filed, strain field and plastic zone in the surrounding rock mass of the underground cavities after the excavation
在巖體結構模型概化的基礎上，采有三維有限元數值分析方法，系統研究了大跨度、高邊墻地下洞室群開挖完成後圍巖的二次應力場、變形場和塑性破壞區的變化特徵。Therefore, it is very important to study the rock mass quality classification and properly assess the surrounding rock mass stability of a large span and high side wall underground powerhouse. it not only determines the success of the project, but effects the investment and time limit
因此，圍巖巖體質量及其穩定性評價對于這種修建在復雜巖體中的高邊墻、大跨度地下洞室群來說至關重要，不僅決定地下工程的成功修建，而且決定著工程的安全性和經濟合理性。The mafic rocks have high ( 87sr / 86sr ) j ( 0. 7046 - 0. 7077 ) and 207pb / 204pb ( 15. 47 - 15. 67 ), but relatively low in ( 143nd / 144nd ) i ( 0. 5125 - 0. 5127 ) and 206pb / 204pb ( 18. 26 - 18. 52 ). the negative correlation between 143nd / 144nd and 206pb / 204pb and the positive relationship between 87sr / 86sr - 206pb / 204pb suggest a mixing of a depleted mantle source and an em2 component in the study area. calculation reveals that the maopin - shaianjiao mafic rocks are formed by 5 - 15 % degree of partial melting of an lree - riched spinel iherzolite
模擬計算表明，該基性巖墻群是尖晶石二輝橄欖巖地幔5 - 15部分熔融的產物；微量元素配分模式及理論模擬表明茅坪?曬鞍角基性巖體的地幔源區在熔融前曾受到1俯沖沉積物熔體的源區混染和5流體交代作用。Based on the simplified structure of rock mass, flac ( superscript 3d ) numerical modeling technique is used to systematically analyze the distribution features of the secondary stress field, strain field and plastic zones in the surrounding rock mass of the underground cavities after the excavation
摘要在巖體結構模型概化的基礎上，採用flac （上標3d ）數值分析方法，系統研究了瀾滄江某大型水電站大跨度、高邊墻地下洞室群開挖完成後圍巖的二次應力場、變形場和塑性破壞區的變化特徵。( 4 ) according to the new methods of dynamic numerical simulation analysis and resting on the engineering geological conditions of surrounding rock mass and the project design, the three numerical simulation results are obtained, from which the author analyze systematically the distribution features of stress field, strain field and plastic zone in the surrounding rock mass of the underground cavities after the excavation and also the variable features of stress field, strain field and plastic failure zones in the surrounding rock mass of the underground cavities in the course of excavation
（ 4 ）按照動態數值模擬新思路，以地下洞室群圍巖的工程地質條件和工程設計方案為依據，系統研究了大跨度、高邊墻地下洞室群開挖完成後圍巖的二次應力場、變形場和塑性破壞區的分佈特徵，開挖過程中圍巖的應力場、變形場和塑性破壞區的變化特徵。The occurrence of the dyke swarm predominately distributed in central zone of the ncc, which is the important geological signature of the ca. 1800. ma event
在華北克拉通地區廣泛發育早元古代基性巖墻群，目前對這些基性巖墻群的系統研究相對較為薄弱。( 2 ) the conception of the danxia landfonn that is a kind of the red clastic rock ( silthstone - conglomerate stone ) landfonn, derived of the of work the exogenetic and endogenetic force, characterized by red cliff, fortress, pagoda, wall, peak cluster, peak forest, etc. this article systematically summarized the evolvement, type and character
其次，界定了丹霞地貌的概念，丹霞地貌是發育在以紅色粉砂- -礫巖為主的地層中，受內力、外力（重力崩塌、風化、流水等）作用形成的地貌，具有赤壁丹崖、方山、巖堡、巖塔、巖墻、孤峰、群峰等特徵。These mafic dykes may provide some important insights about the mantle processes at ca. 1800 - 1700 ma and their geodynamic implications. unfortunately, more attention has been paid to palaeomagnetic, petrologic, lithochemical and k - ar geochronological studies of these mafic dykes
該論文現在對作為華北陸塊早元古代基性巖墻群重要組成部分的南太行山地區基性巖脈開展了較為系統的年代學、元素和同位素研究，以期為理解華北陸塊1800ma構造背景提供新的資料。The discovery and origin of the round columnar joints in the basic dyke swarms
巖墻群圓柱狀節理的發現和成因機制探討Basic dyke swarms ; round columnar joints ; cool shrink ; viscous shearing
基性巖墻群圓柱狀節理冷卻收縮黏滯性剪切作用The round columnar joints are one of the flow structures showing the horozontal emplacement of basic dyke swarms. the round columnar joints show that the basic dyke has rheological behaviour of the viscous shearing in magma emplacement
巖墻發育圓柱狀節理表明出露的是巖墻的頂部，反映基性巖墻群侵位時巖漿具有黏滯性剪切作用的流變學特徵。分享友人