983 resultados para 332.274
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Condena os que se declaram favoráveis ao retorno da capital do país para o Rio de Janeiro.
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本工作研究了从单一投影面测量块体晶体材料内部特征面的EBSD方法。首先对样品表面进行SEM观察并采集图像,利用图像分析软件测量各迹线在样品台坐标系的取向。然后进行EBSD扫描获得迹线两侧各晶粒对应的取向,进一步利用坐标变换关系计算出晶粒内部的特征面迹线在晶格坐标中的方向指数。最后将全部测量的迹线的极点标示到反极图中,并与各低指数晶面的大圆位置进行对比,重合度最高的晶面就是特征面最可能的晶体学取向面。
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Está terminando o prazo para a apresentação de emendas ao substitutivo do Relator Bernardo Cabral (PMDB-AM). Os deputados do PT, PDT, partidos comunistas, PSB e do Movimento da Unidade Progressista do PMDB entregaram 274 emendas em conjunto, que tratam dos seguintes assuntos: reforma agrária, anistia, direitos do trabalho, censura, saúde e questão do índio. O Deputado Vasco Alves (PMDB-ES) espera incluir no texto constitucional a soberania popular e os conselhos populares dos municípios. As deputadas constituintes preferem apresentar emendas em grupo. A Deputada Anna Maria Rattes (PMDB-RJ) esclarece que a bancada feminina não defende só os interesses das mulheres, mas que é também defensora da justiça social e dos oprimidos. Discussões sobre emendas populares no Plenário da Assembleia Nacional Constituinte (ANC) tratam dos seguintes assuntos: direito dos índios, Conselho de Comunicação Social, censura e eleições diretas em 1988. Armando Rollemberg, Presidente da Federação Nacional dos Jornalistas, defende a emenda que cria o Conselho de Comunicação Social, como forma de efetiva participação popular. O Deputado Artur da Távola (PMDB-RJ) explica como funcionará o Conselho. Em relação a censura, o juiz Jorge Uchôa Mendonça defende mecanismos que protejam a sociedade de determinados programas de rádio e tv. Nelson Aguiar (PMDB-ES) discorda do juiz e prefere a criação de um conselho de ética para atuar junto aos meios de comunicação. O Deputado José Dutra (PMDB-AM) espera que a Assembleia Nacional Constituinte olhe com profundidade a questão da censura. O Líder do PMDB, Senador Mário Covas defende a emenda popular que pede eleições diretas em 1988. Ailton Krenak pinta o rosto em forma de protesto e defende a emenda que quer a demarcação e preservação das terras indígenas. O Deputado Amaury Muller (PDT-RS) afirma que é preciso dar a devida atenção às questões indígenas.
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274 p. : graf.
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[ES] En el marco de un volumen sobre Historia y cine dedicado a Estados Unidos, este capítulo realiza un recorrido por la historia de este país a través de una selección de películas de ficción, agrupadas por temáticas y en orden cronológico, que trata de ofrecer un material documental singular pero muy útil para estudiar la sociedad estadounidense y descifrar sus códigos culturales, observar cómo se ve a sí misma, cómo ha asimilado su historia, sus estereotipos, sus traumas colectivos, qué imagen exterior busca proyectar… Porque este cine es reflejo de la cultura e imaginario colectivo de la sociedad norteamericana, y a la vez un poderosísimo instrumento de difusión de dicha cultura e imaginario tanto en el interior como el exterior del país.
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Ejemplar dedicado a: Élites sociales y poder territorial.
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Parte 1 - Leis
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The expansion property of cement mortar under the attack of sulfate ions is studied by experimental and theoretical methods. First, cement mortars are fabricated with the ratio of water to cement of 0.4, 0.6, and 0.8. Secondly, the expansion of specimen immerged in sulphate solution is measured at different times. Thirdly, a theoretical model of expansion of cement mortar under sulphate erosion is suggested by virtue of represent volume element method. In this model, the damage evolution due to the interaction between delayed ettringite and cement mortar is taken into account. Finally, the numerical calculation is performed. The numerical and experimental results indicate that the model perfectly describes the expansion of the cement mortar.
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As a component of a three-year cooperative effort of the Washington State Department of Ecology and the National Oceanic and Atmospheric Administration, surficial sediment samples from 100 locations in southern Puget Sound were collected in 1999 to determine their relative quality based on measures of toxicity, chemical contamination, and benthic infaunal assemblage structure. The survey encompassed an area of approximately 858 km2, ranging from East and Colvos Passages south to Oakland Bay, and including Hood Canal. Toxic responses were most severe in some of the industrialized waterways of Tacoma’s Commencement Bay. Other industrialized harbors in which sediments induced toxic responses on smaller scales included the Port of Olympia, Oakland Bay at Shelton, Gig Harbor, Port Ludlow, and Port Gamble. Based on the methods selected for this survey, the spatial extent of toxicity for the southern Puget Sound survey area was 0% of the total survey area for amphipod survival, 5.7% for urchin fertilization, 0.2% for microbial bioluminescence, and 5- 38% with the cytochrome P450 HRGS assay. Measurements of trace metals, PAHs, PCBs, chlorinated pesticides, other organic chemicals, and other characteristics of the sediments, indicated that 20 of the 100 samples collected had one or more chemical concentrations that exceeded applicable, effects-based sediment guidelines and/or Washington State standards. Chemical contamination was highest in eight samples collected in or near the industrialized waterways of Commencement Bay. Samples from the Thea Foss and Middle Waterways were primarily contaminated with a mixture of PAHs and trace metals, whereas those from Hylebos Waterway were contaminated with chlorinated organic hydrocarbons. The remaining 12 samples with elevated chemical concentrations primarily had high levels of other chemicals, including bis(2-ethylhexyl) phthalate, benzoic acid, benzyl alcohol, and phenol. The characteristics of benthic infaunal assemblages in south Puget Sound differed considerably among locations and habitat types throughout the study area. In general, many of the small embayments and inlets throughout the study area had infaunal assemblages with relatively low total abundance, taxa richness, evenness, and dominance values, although total abundance values were very high in some cases, typically due to high abundance of one organism such as the polychaete Aphelochaeta sp. N1. The majority of the samples collected from passages, outer embayments, and larger bodies of water tended to have infaunal assemblages with higher total abundance, taxa richness, evenness, and dominance values. Two samples collected in the Port of Olympia near a superfund cleanup site had no living organisms in them. A weight-of-evidence approach used to simultaneously examine all three “sediment quality triad” parameters, identified 11 stations (representing 4.4 km2, 0.5% of the total study area) with sediment toxicity, chemical contamination, and altered benthos (i.e., degraded sediment quality), 36 stations (493.5 km2, 57.5% total study area) with no toxicity or chemical contamination (i.e., high sediment quality), 35 stations (274.1 km2, 32.0% total study area) with one impaired sediment triad parameter (i.e., intermediate/high sediment quality), and 18 stations (85.7km2, 10.0% total study area) with two impaired sediment parameters (i.e., intermediate/degraded quality sediments). Generally, upon comparison, the number of stations with degraded sediments based upon the sediment quality triad of data was slightly greater in the central Puget Sound than in the northern and southern Puget Sound study areas, with the percent of the total study area degraded in each region decreasing from central to north to south (2.8, 1.3 and 0.5%, respectively). Overall, the sediments collected in Puget Sound during the combined 1997-1999 surveys were among the least contaminated relative to other marine bays and estuaries studied by NOAA using equivalent methods. (PDF contains 351 pages)