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Herophilus of Chalcedon (c. 330-250 BC) is famous as one of the leading figures in the development of medicine in Ptolemaic Alexandria around the first half of the third century BC. However, his medical science seems to have intrinsic continuity of thought with Hippocratic medicine. Herophilus followed the medical principle formulated in the Hippocratic treatise "On the Nature of Man," when he made his methodological pronouncement to the effect that primary parts of the human body should be perceptible by the senses. Herophilus rejected cardiocentrism, introduced by his teacher Praxagoras into the medical school of Cos, and returned to Hippocratic encephalocentrism, as represented by the author of the Hippocratic treatise "On the Sacred Disease." Herophilus differentiated between the faculties of the soul and the ones attributed to the nature. In his differentiation between these two faculties, Herophilus probably had in mind the Hippocratic conception of nature as specifically applied to the domain of the human body, as distinct from the soul. Herophilus' commitment to Hippocratic medicine is confirmed by his literary works on some of the Hippocratic texts. It is probable that Herophilus regarded himself as a more faithful successor than his teacher to the tradition of Hippocratic medicine. His anatomical research on the structure and function of the brain, motivated by his loyalty to the Hippocratic tradition, led him to innovative contributions to the development of medicine.  相似文献   

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The two books under review, The tradition of non-use of nuclear weapons , by T. V. Paul and Deterrence: from Cold War to long war. Lessons from six decades of RAND research , by Austin Long, highlight the continued interest in the theory and practice of nuclear deterrence. Long traces the RAND Corporation's research on the subject, exploring the role that nuclear deterrence has played as a strategy of the Cold War. The author goes on to argue for the relevance of nuclear deterrence to the future strategic environment, considering threats from peer-competitors to non-state actors. By contrast Paul considers the rise and persistence of a tradition, or informal social norm, of non-use which has encouraged self-deterrence. Employing a series of examples, Paul argues that this tradition best explains why, since 1945, nuclear states have not used nuclear weapons against non-nuclear opponents. Taken together, these books encourage further consideration of the relationship between nuclear deterrence and the tradition of non-use. Indeed, it is difficult to see how the two practices can successfully coexist if non-nuclear states have, as Paul suggests, already begun to exploit the existence of a tradition of non-use. Such deterrence failures, real or perceived, have profound implications for relationships between nuclear and non-nuclear states.  相似文献   

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Thirty ammonite taxa are recognised in the Wangarlu Mudstone of the Bathurst Island Group from the Cox Peninsula and Shoal Bay, Northern Territory, Australia. Included are a new heteromorph genus Notostreptites, type species N. exilis, and four additional new species and subspecies: Pseudhelicoceras gracilis, Labeceras (L.) tumidum, Labeceras (Appurdiceras) decorum, and Idiohamites dorsetensis laticostatus. The assemblage is best collectively correlated with the Mortoniceras (M.) inflatum Zone of the standard European Albian zonation but some of its members may represent the lower part of the Stoliczkaia dispar Zone. It is broadly correlative with faunas from the Eromanga Basin, which relate to an extensive eastern Australian Late Albian epicontinental sea, but is strikingly different in aspect. The Wangarlu Mudstone assemblage has relatively high diversity and an abundance of cosmopolitan heteromorph taxa well known from Europe and elsewhere, whereas Eromanga Basin assemblages are of relatively low diversity and dominated by Austral heteromorph genera known only from Australasia, southern Africa and Malagasy. The Austral character of Eromanga Basin assemblages is attributed to evolution in a restricted epicontinental sea environment and modest dispersal whereas the continental margin position of the Wangarlu Mudstone ensured an influx of pandemic elements drawn from the mid-Cretaceous world ocean.  相似文献   

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This paper explores knowledge production within the framework of a «national anthropology». Mexico developed one of the earliest, largest and most successful «national» anthropologies of the postcolonial world, yet it has been haunted by constant absorption of its leading practitioners into the state apparatus and by a sense of intellectual discontinuity and isolation. The author explores four aspects of Mexican anthropology in the historical contexts in which they emerged: the role of the discipline in shaping a national image (1850–1900); its strategies of intervention in the modernization and «incorporation» of the indigenous and «backward» population (1880–1930); its role in the regulation of a development orthodoxy (1940–1968); and its role in the reformulation of a national image in the face of massive urbanization (1968–1980s).  相似文献   

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A recently published volume – edited by Walter Tega and Luigi Turco – celebrates the Italian historian of philosophy Antonio Santucci. One of the founders of the neoilluminismo (new-Enlightenment), Santucci blended strong civil commitment with rigorous textual analysis and contributed to the popularisation of British and American philosophy in Italy. The book describes Santucci's contribution to the historical research on empiricism and stimulates a reappraisal of the heated cultural debate which flourished in Italy after the Second World War.  相似文献   

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The Victoria Cross, Britain’s highest award for gallantry in the face of the enemy, is commonly believed to be cast from the bronze of Russian cannon captured at Sebastopol during the Crimean War. There is no corroboration for this belief beyond an entry in The Times in 1857. Historical sources suggest that neither the Queen nor her Prime Minister would have favoured an association of the medal with Sebastopol. From 1914, however, it is likely that many Victoria Crosses were indeed sourced from captured ordnance, but probably using Chinese guns. Some may even have been cast from entirely unprovenanced metal. Recent examination of VCs and putative sources of their metal by X-ray fluorescence suggest multiple sources of material, presenting medals variously of bronze, brass and copper.  相似文献   

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宋效峰  张立华 《攀登》2006,25(4):66-68
石油安全是关系到中国发展的一项重大议题,目前对它尚存在着不同解读,但大多把它归入非传统安全范畴。石油安全不应仅仅被视为非传统安全,事实上它早已被纳入传统安全的视野。在安全议题日益复杂化的时代背景下,运用传统与非传统安全的双重视角来考察石油安全问题,无疑具有重大意义。而且,石油安全问题的解决思路集中体现了综合安全观的发展。  相似文献   

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Egypt's cultural evolution between 4000 and 2000 B.C. is reviewed in and related to methodological and theoretical issues in contemporary archaeology. Recent archaeological evidence from the Nile Delta is analyzed in the context of the cultural integration of the Nile Valley and Delta after about 3200 B.C.  相似文献   

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敦煌莫高窟以及藏经洞出文书中含有一定数量的高僧写真作品,填补了美术史研究资料中的一个空白。本文首先对和高僧写真这一传统有关的文献、考古资料进行了梳理,其次对敦煌禅定高僧写真所特有的形制规范的源头和概况做了推论,最后论述了双履图在写真形成过程中角色的转变。  相似文献   

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Archaeological monitoring of construction in a Windsor city park on the Detroit River led to the discovery of an isolated cemetery containing the remains of eight individuals assigned to the Late Woodland Western Basin Tradition. At the request and consent of the contemporary First Nation community, tissue samples from five individuals were subjected to radiocarbon dating, mtDNA, and stable isotope analysis to confirm cultural affiliation and further understand the subsistence practices of these people. Radiocarbon dating placed the cemetery at the transition from the Younge phase (AD 900–1200) to the Springwells phase (AD 1200–1400). The stable carbon and nitrogen isotope results provide an unexpected but fuller understanding of Late Woodland Western Basin Tradition subsistence. All individuals were as enriched in carbon as those found on Iroquoian horticulturalist sites to the east, suggesting a very high reliance on maize. Nitrogen isotope values indicate that the protein component of the diet was comprised largely of high trophic level food sources, likely fish. An in situ osteological analysis identified a high number of carious lesions in the visible teeth, also suggesting a diet high in carbohydrates. The mtDNA findings support the antiquity of the Western Basin presence in Northeast North America through genetic links with the Hind Site, an Archaic site in southern Ontario. These results underscore the importance of such studies for providing novel insight into the archaeological histories and lifeways of this distinct Late Woodland tradition. This study also emphazises the need to work with descendant communities to provide them with information on the past that reflects their distinct heritage in the lower Great Lakes region.  相似文献   

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于民 《安徽史学》2012,(1):83-88
中世纪和近代早期,英国关税性质发生了根本性变化,从一种国王特权税,逐渐演变为处于议会严格控制下的议会间接税。中世纪和1625年前的近代早期,关税主要是国王的一种特权税。1625-1660年间,随着议会和王权斗争的高涨,以及议会的暂时胜利,关税一度转变为处于议会直接控制下的间接税。复辟时期,关税的最终课征批准权继续掌握在议会手中,但因缺少日常操控权,其关税权残缺不全。光荣革命后,因议会在与王权的斗争中取得了决定性胜利,关税演变为完全由议会严格控制的间接税。  相似文献   

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