283 research outputs found

    Seda e rota da seda na história e cultura sino-portugues

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    Mestrado em Línguas, Literaturas e CulturasA presente dissertação propõe-se divulgar o conhecimento do bicho-da-seda e da seda e apresentar a Rota da Seda nas suas dimensões comercial e cultural. Salientam-se os efeitos da rota terrestre e da rota marítima e procede-se à transposição para a atual política chinesa assente na memória dessa história milenar, conhecida por “Uma Faixa e uma Rota”.The present dissertation proposes to spread the knowledge of silkworms and silk and present the Silk Road in its commercial and cultural dimensions. The effects of the land route and the sea route are highlighted and transposed into the current Chinese policy based on the memory of this ancient history, known as "One Belt and One Road"

    Damping Characteristics of Carbon Nanotube-Epoxy Composites via Multiscale Analysis

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    Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/83585/1/AIAA-2010-2896-684.pd

    Eight-Year Surveillance of Antimicrobial Resistance among Enterobacter Cloacae Isolated in the First Bethune Hospital

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    AbstractThis study was to investigate the antimicrobial resistance of Enterobacter cloacae isolated in 8 consecutive years in the First Bethune Hospital. Disk diffusion test was used to study the antimicrobial resistance. The data were analyzed by WHONET 5 software according to Clinical and Laboratory Standards Institute (CLSI). Most of 683 strains of Enterobacter cloacae were collected from sputum 410 (60.0%), secretions and pus 105 (15.4%), urine 69 (10.1%) during the past 8 years. No Enterobacter cloacae was resistant to imipenem and meropenem in the First Bethune Hospital. The antimicrobial resistance of Enterobacter cloacae had increased in recent 8 years. The change of the antimicrobial resistance should be investigated in order to direct rational drug usage in the clinic and prevent bacterial strain of drug resistance from b eing transmitted

    Current Technologies and Prospects of Shale Gas Development in China

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    Shale gas in China has realized the great-leap-forward development because of the significant strides of development technique for marine shale resource, becoming the second largest shale gas producer only to the USA. Benefits from the progress of technique advance, a complete technique series for the development of shale resource buried less than 3500 m has been established by operating technique research and field trail, including five main key techniques of geological evaluation, optimum and fast drilling, multistage hydraulic fracturing, productivity evaluation, and development parameters optimization. At present, shale resource in China has not been fully exploited besides the marine shale resource (3500 m). With the further process of development technique for marine shale, shale gas is expected to the single type of gas reservoir contributing to the highest annual production rate in the near future. Therefore, based on the success in shale industry, this work is organized by reviewing the advances and challenges of current evaluation techniques, and then discussing the possible development trend of shale gas performance evaluation in the future

    3D laser scanning for automated structural modeling and deviation monitoring of multi-section prefabricated cable domes

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    This paper presents a multi-member automatic structural modeling (MASM) method for high-thrust deviation monitoring of prefabricated cable domes. Point cloud data generated by three-dimensional (3D) laser scanning were segmented into structural modules to effectively reduce the method's computational complexity. A multimember central shrinkage algorithm was developed for skeleton-point recognition. Subsequently, skeleton members were detected with sequentially identified joints, and the structural model of the cable dome was built. The MASM method was validated with respect to its 1) accuracy, ensuring a satisfactory signal-to-noise ratio, and 2) efficiency, ensuring competitive runtime. The use case of the cable-dome deviation monitoring was studied in detail. The proposed MASM method systematically evaluates prefabricated cable domes with multi-section members. This study enables high-fidelity analysis using a structural digital twin for predicting future structural performance.<br/
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