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环十二烷法提取修复石铠甲   总被引:1,自引:3,他引:1  
为了探索脆弱考古出土物的提取和修复方法,利用环十二烷法对一副秦陵石铠甲进行了提取和修复。环十二烷常温下是一种半透明蜡状固体,当加热至60℃以上后可以涂刷或喷涂于器物上进行加固,由于该试剂在室温下能够逐渐地挥发掉,所以可作为脆弱物的临时性加固剂。结果表明,该方法修复后的石铠甲效果良好,与传统方法相比保留了大量原始铜丝。并可望在其它脆弱物的保护和修复中得到应用。  相似文献   

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ABSTRACT. We argue that historically the official Turkish nationalism and citizenship regime have been marked by an ambiguity that arises from the simultaneous existence of – and repeatedly occurring swings between – the ethno‐centric and civic‐political understandings of citizenship. We also suggest that the concept of territoriality, which took precedence over other factors in the creation of a new state in 1923, has functioned as a hegemonic reference in the official conceptualisations of the Turkish nation and self. The territorial focus, over time, has been conflated with the ethnic conceptualisations of the nation: both become the underlining elements of the discourse of official nationalism in Turkey, and are utilised in the successive reformulations of citizenship into the 2000s. Through the analysis of schoolbooks and curricula, we further argue that the major oscillations in nationalism nevertheless coincided with the ruptures that characterised the making of modern Turkey: modernisation, democratisation, globalisation and Europeanisation.  相似文献   

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2009年7月,陕西省考古研究院在配合西安咸阳国际机场二期扩建工程M98号唐代墓葬的考古发掘中,出土了唐代玉佩饰一组。因条件所限,现场清理困难,为此在现场采用了石膏包封护提取法,将其转运回实验室进行微型发掘。根据组玉佩的保存状况,结合以往微型发掘的相关经验,对其进行逐层清理。通过和考古学者讨论,查阅有关唐代组玉佩方面的资料,圆满完成了组玉佩的复原工作。同时对组玉佩各个组件材质进行显微镜观察、X射线荧光光谱(XRF)、X射线衍射(XRD)和扫描电镜能谱(SEM-EDS)科学分析,确定组玉佩金属挂钩为鎏金青铜质地;玉佩为透闪石质软玉;料珠为铅玻璃。但由于风化严重,淡绿色的玻璃表面被碳酸铅完全覆盖,目前整体呈白色;两端的坠为方解石。  相似文献   

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In 2014 Russia occupied and then annexed the Ukrainian region of Crimea, and subsequently incited and later directly supported a rebellion in southeastern Ukraine, ostensibly in both cases to protect the Russian-speaking population. Although the Crimean gambit was quickly resolved in Russia’s favor, at least on the ground, the fighting in the Donbas region of eastern Ukraine continues with huge loss of life, well over 2 million internally displaced persons, and massive damage to infrastructure. On the other hand, in the neighboring Kharkiv region, the population remained loyal to the Ukrainian state and Russian incitements to rebellion were rebuffed. This paper delves deeper into the mindset of the residents of eastern Ukraine to ascertain why support for Russia differs between these two regions. It focuses on the identities, memories, and narratives of the main groups of residents inhabiting the Donbas and Kharkiv Oblast. Then it compares the attributes of these main groups to each other to illustrate their differences. It characterizes the geopolitical narratives promoted by Russia to generate support for its actions to re-construct the Russian geostrategic area of control and demonstrates where and with which group these emotive narratives were successful and where and why they failed.  相似文献   

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A series of biblical narratives pertaining to the royal cloak (usually a ????) and its tearing will be examined. It will be observed that an individual’s status and fortunes depend upon the bestowal or loss of these special garments. The torn-robe motif appears in all stages of the Israelite monarchy, from Saul to the post-exilic anticipation of the renewal of kingship. These stories involve reigning kings, like Saul, potential successors, such as David and prophets among others. What makes these stories intriguing and worth considering are the unexpected plot twists that defy the standard convention.  相似文献   

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Since the 1960s the analysis of small-scale surface processes has been the dominant approach in geomorphology, the previous focus on regional-scale landscape evolution having been largely abandoned as a result of the lack of knowledge of processes and process rates at the relevant temporal and spatial scales. It has recently been acknowledged that small-scale, surface process geomorphology alone is unable to provide an understanding of long-term landscape development, both because of the significance of tectonics, and because of the important role of contingency at the large temporal and spatial scales involved. But the major advances in geochronological techniques and numerical modelling of landscape evolution that are now revolutionizing our understanding of long-standing questions of landscape evolution have been largely developed and applied by researchers from outside the traditional geomorphology community. As a result, two distinct communities of researchers have emerged concerned with different scales of landform analysis, but the progress of geomorphology will be best served by greater interaction between them.  相似文献   

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The 'problem' of skating has been conflated with a 'problem' with young people in public spaces, reflecting a rise in fear of crime from the mid-twentieth century and referencing more general questions about public space and citizenship. My task in this paper is to highlight some of the tensions between skating and urban governance in Franklin Square, Hobart, the capital city of Tasmania in Australia. This task is indebted to ideas about governance and citizenship advanced by Nikolas Rose; about the proper city as conceived by Michel de Certeau; and about fortress strategies and species of spaces promulgated by Stephen Flusty. Franklin Square functions in two ways in this work. First, its examination encourages consideration of local cases. Second, it can be deployed as a heuristic device through which to explore the edges of public space and citizenship. The essay is intended to make two contributions to social and cultural geography, one enlarging on some well-rehearsed debates about situated and contested socio-spatial relations in what I hope are innovative ways, the other unsettling particular strategies that place skaters 'on the edge' and yet draw them into particular domains of citizenship via specific practices of urban governance.  相似文献   

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ABSTRACT

In this article, I review three recent articles. In the first, Asscher and Boaretto (2018 Asscher, Y. , and Boaretto, E. , 2018. ‘Absolute time ranges in the plateau of the Late Bronze to Iron Age transition and the appearance of Bichrome pottery in Canaan, Southern Levant’, Radiocarbon 60, 125. doi: 10.1017/RDC.2017.96 [Crossref] [Google Scholar]. ‘Absolute time ranges in the plateau of the Late Bronze to Iron Age transition and the appearance of Bichrome pottery in Canaan, Southern Levant’, Radiocarbon 60, 1–25) suggest that the Late Bronze/Iron I transition occurred in neighboring sites a century and more apart. In the second, Faust and Sapir (2018. ‘The “Governor's Residency” at Tel ?Eton, the United Monarchy and the impact of the old-house effect on large-scale archaeological reconstructions’, Radiocarbon 60, 801–820.) date the construction of a solid building at Tel ?Eton to the tenth century bce and interpret this as validation for the historicity of the United Monarchy of ancient Israel. In the third, Garfinkel et al. (2019a Garfinkel, Y. , et al. , 2019a. ‘Lachish fortifications and state formation in the Biblical kingdom of Judah in light of radiometric datings’, Radiocarbon 61, 118. doi: 10.1017/RDC.2019.5 [Crossref], [Web of Science ®] [Google Scholar]. ‘Lachish fortifications and state formation in the Biblical kingdom of Judah in light of radiometric datings’, Radiocarbon 61, 1–18) announce the discovery of a city-wall belonging to Level V at Lachish, and affiliate it with the building operations of King Rehoboam of Judah, described in 2 Chronicles. Scrutiny of the methods and facts dismisses all three theories.  相似文献   

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Abstract

In the Neolithic Period seven sites were established in the delta area ot the rivers cl-Bire, el-Ish-sha and Jalud in the Valley of Beth-Shan. Four of them are concentrated in the Jalud area. Two sites (9, 21) were abandoned during subsequent Periods.

In the Chalcolithic Period, agricultural settlement was enlarged threefold. During this Period some settlements (sites 27, 34) were established in the hill country. Some sites were abandoned later (six—numbers 3, 9, 11, 14, 16 and 27—out of 12 sites were established in the Gesher-Beit Yosef area, two sites, numbers 64 and 100, out of four in the Tirat Tzevi area, one site, number 235, out of three in the Beth-Shan area).

It seems that the water-supply to the sites numbers 3, 4, 7, 8, 9, 27, 30 and 31 came from Wadi el Bire and to the sites numbers 11, 12, 14., 16 from Wadi cl-lsh-sha and number 18 from Wadi Jalud as in the recent period. It seems likely that the Chalcolithic farmers irrigated the fields by means of canals from the above mentioned rivers rather than from the Jordan. The density of occupation and the prosperity of the early agriculture is due to the water resources in the Valley of Beth-Shan.

It seems likely that by archaeological work on the 130 sites at the Valley of Beth-Shan the picture might be changed, and some more Neolithic and Chalcolithic sites be revealed, especially underneath the mass of buildings at the fortified towns like Tell es-Sarim, Tell el-Manshiye etc., but our short survey throws new light on the first steps of the agricultural life in the Valley of Beth-Shan in the fifth and fourth millennium B.C.  相似文献   

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Strategic planning, as developed in the military and business sectors, offers a procedural model with important differences from the earlier comprehensive approach. Economic and physical development strategies, often called for by national planning legislation in European countries, frequently have little in common with the model proposed by Steiner for private firms, or espoused for the public sector by Bryson and others: there appears to be confusion resulting from use of similar terms. This paper investigates efforts to employ at least the major features of strategic planning in two institutionally and culturally different contexts, nearly half a world apart. In Bergen, Norway, these principles have informed economic development planning and planning for a major district of the city. In the case of Seattle, Washington, USA, the new comprehensive plan is based on framework policies developed during a 2‐year public process, and now that the city‐wide plan is adopted, Seattle is turning to developing neighbourhood plans which will provide more operational detail for guiding public and private investments. Comparison of these two cases both provides contrasts and similarities stemming from the two different contexts, and help to evaluate the transférability of strategic planning from the private to the public sector.  相似文献   

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Abstract

Between the wars in the UK there were a number of endeavours to bring together a broadly-based movement of like-minded progressive people. These were significantly influenced by H. G. Wells’s vision of an ‘Open Conspiracy’, a self-selecting elite of creative, scientific and managerial individuals dedicated to bringing about a peaceful and rational global society. This article considers the desire of individuals inspired by Wells to find like minds to associate and work with, and the formation of organisations to advance this vision, in particular the Federation of Progressive Societies and Individuals, and Cosmopolis, both founded in the early 1930s. While these bodies may not have had any immediate practical impact, it is argued that they provided a source of community and of support for individuals striving in a range of other causes to bring about a new kind of social order.  相似文献   

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This essay reevaluates the Weimar writings of Carl Schmitt and Leo Strauss, specifically, their intellectual efforts to replace the political authority of Kantian liberalism with, respectively, a ‘political theology’ and ‘Biblical atheism’ derived from the thought of early-modern state theorists like Hobbes and Spinoza. Schmitt and Strauss each insisted that post-Kantian Enlightenment rationality was unraveling into a way of thinking that violently rejected ‘form’ of any kind, fixated myopically on material things and lacked any conception of the external constraints that invariably condition the possibilities of philosophy, morality and politics. They considered Kantian reason and liberal politics to pose serious threats to ‘genuine’ expressions of rationality and as dangerous obfuscations of the necessity of political order—of the brute fact that human beings stand in need of ‘being ruled,’ as such.  相似文献   

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Three head injuries are described in the Bible: the death of Sisera at the hands of Jael, the skull fractures inflicted on Abimelech near the walls of Thebez, and the slaying of Goliath by David. The various attempts to understand the mechanisms of these head injuries are reviewed. We shall try to identify the site of the mortal blow on Sisera's head, to understand why Abimelech, still conscious, asked to die, and to clarify whether the Philistine giant from Gat was a rugged warrior or just an endocrinological cripple.  相似文献   

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