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矿业装备 2015年第11期 40-42页

作者： sofia williams

以最经济、有效和环保的方式输送矿石和废石,对露天矿的运营而言至关重要。露天破碎与输送系统可起到何种作用？当下多数矿山及采石场在运营成本、员工安全以及碳排放方面面临挑战。尽管尚无一夜之间解决所有问题的灵丹妙药,不过露天破... 详细信息

以最经济、有效和环保的方式输送矿石和废石,对露天矿的运营而言至关重要。露天破碎与输送系统可起到何种作用？当下多数矿山及采石场在运营成本、员工安全以及碳排放方面面临挑战。尽管尚无一夜之间解决所有问题的灵丹妙药,不过露天破碎与输送（IPCC）系统的功效已获得广泛认可。在露天破碎与输送系统中,粗碎破碎在矿坑内进行,随后破碎物料被输送至各个下游工艺。该系统之所以更经济、安全与环保,主要体现在大幅削减自卸卡车的运输数量。

关键词：自卸卡车输送系统粗碎矿山企业碳排放胶带机废石运营成本剥采比粉尘排放

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美卓实现Aitik矿最大化的设备利用率

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矿业装备 2013年第5期 56-,58页

作者： sofia williams

Boliden公司的Aitik矿是欧洲最大的铜矿之一,位于瑞典拉普兰地区荒野深处,毗邻小镇耶利瓦勒.该矿从1968年就已开始运营,经过最近的一次业务扩展,其年矿石产量已增长至3600万t,公司的新近目标是使Aitik的矿石年产量达到4500万t.

关键词：美卓瑞典耶利北欧 Aitik 最大化设备利用率

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美卓设备提高Neves Corvo铜矿磨矿效率

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矿业装备 2013年第6期 56-页

作者： sofia williams

加拿大伦丁矿业下属的Somincor公司经营的Neves Corvo铜锌矿是欧洲最大的铜精矿生产商之一,邻近葡萄牙南部的Castro Verde.该矿山位于铜-锌-铅硫化物矿脉上,目前的铜精矿年产量为85000t.根据锌市场价格,通过开掘新矿井,即可很容易地提... 详细信息

加拿大伦丁矿业下属的Somincor公司经营的Neves Corvo铜锌矿是欧洲最大的铜精矿生产商之一,邻近葡萄牙南部的Castro Verde.该矿山位于铜-锌-铅硫化物矿脉上,目前的铜精矿年产量为85000t.根据锌市场价格,通过开掘新矿井,即可很容易地提高目前3200t的日产量.Somincor公司数十年来一直使用美卓设备,2011年底,新增了两台美卓VERTIMILL(○R) 1250立磨用于磨矿工艺.

关键词：美卓磨矿工艺 Neves Corvo

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Comparative Waste Management Analysis of Four EU Regions;Emilia-Romagna（Italy）,Yorkshire and Humber（England）,sofia（Bulgaria） and Amsterdam（Netherlands）（EU EP7 Regions of Knowledge Waste KIT Project）

Comparative Waste Management Analysis of Four EU Regions;Emi...

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The 19th European Biomass Conference and Exhibition

作者： Wu,C. Richardson,J. Robb,A. williams,P.T.

Waste KIT is an EU FP7 Regions of knowledge project based on research into ‘Waste management focussing on:Knowledge and Integration to create Transnational economic development’.Each region is represented via a triple helix of stakeholders,regional/local authority or related organisation,knowledge institution and *** are four EU regions involved;Emilia-Romagna（Italy）,Yorkshire and Humber（England）,sofia（Bulgaria） and Amsterdam（Netherlands） with a total of 19 *** main purpose of this paper was to analyse municipal solid waste management of the four studied regions based on research ＆ technical development（RTD）,innovation and infrastructures,in order to indentify regional and inter-regional strengths and barriers to waste management related economic *** Netherlands are recognized throughout Europe as an "advanced" country in terms of its waste management *** such,the Amsterdam region boasts the best overall performance,making the region ideally placed to tutor on most aspects of sustainable waste management *** Emilia-Romagna Region has a heavy and concentrated cluster of facilities and infrastructure processing bio-waste and *** Yorkshire and Humber region has a well established waste materials market and provides a high level of business *** contrast,the sofia region is uniquely placed to learn from the other ***,sofia has the most potential to innovate through business practice and *** of environmental awareness from the public,conflicts between planning authorities and the challenge of access to finance have been found as the most common inter-regional barriers to municipal solid waste *** a result,five thematic areas（technology waste to energy,options for plastics,knowledge transfer,funding ＆ spin-off projects and public perception ＆ understanding of waste） have been identified to generate action plans to facilitate the economic development towards sustainable waste ma

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Current systematic reviews and meta-analyses of COVID-19

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World Journal of Virology 2021年第4期10卷 182-208页

作者： Mahmoud Nassar Nso Nso Mostafa Alfishawy Anastasia Novikov Salim Yaghi Luis Medina Bahtiyar Toz sofia Lakhdar Zarwa Idrees Yungmin Kim Dawa Ongyal Gurung Raheel S Siddiqui David Zheng Mariam Agladze Vikram Sumbly Jasmine Sandhu Francisco Cuevas Castillo Nadya Chowdhury Ravali Kondaveeti Sakil Bhuiyan Laura Guzman Perez Riki Ranat Carlos Gonzalez Harangad Bhangoo John williams Alaa Eldin Osman Joyce Kong Jonathan Ariyaratnam Mahmoud Mohamed Ismail Omran Mariely Lopez Akwe Nyabera Ian Landry Saba Iqbal Anoosh Zafar Gondal Sameen Hassan Ahmed Daoud Bahaaeldin Baraka Theo Trandafirescu Vincent Rizzo Department of Internal Medicine Icahn School of Medicine at Mount Sinai/NYC H&H QueensNew YorkNY 11432United States Department of Infectious Diseases Infectious Diseases Consultants and Academic Researchers of Egypt(IDCARE)Cairo 11221Outside of the USEgypt Department of Medicine Division of NephrologyUniversity of Tennessee Health Science CenterKnoxville CityTN 38103United States Department of Medical St.George's UniversityWest Indies 38901Grenada Department of Internal Medicine Faculty of MedicineCairo UniversityCairo 11221Egypt Department of Oncology Broomfiled HospitalMid and South Essex NHS Foundation TrustESSEXChelmsford 12422United Kingdom Department of Critical Care Unit Icahn School of Medicine at Mount Sinai/NYC H&H QueensNew YorkNY 11432United States

BACKGROUND Coronavirus disease 2019(COVID-19)has left a significant impact on the world's health,economic and political systems;as of November 20,2020,more than 57 million people have been infected worldwide,with over 1.3 million *** the global spotlight is currently focused on combating this pandemic through means ranging from finding a treatment among existing therapeutic agents to inventing a vaccine that can aid in halting the further loss of *** To collect all systematic reviews and meta-analyses published related to COVID-19 to better identify available evidence,highlight gaps in knowledge,and elucidate further meta-analyses and umbrella reviews that are yet to be *** We explored studies based on systematic reviews and meta-analyses with the keyterms,including severe acute respiratory syndrome(SARS),SARS virus,coronavirus disease,COVID-19,and SARS *** included studies were extracted from Embase,Medline,and Cochrane *** publication timeframe of included studies ranged between January 01,2020,to October 30,*** that were published in languages other than English were not considered for this systematic *** finalized full-text articles are freely accessible in the public *** Searching Embase,Medline,and Cochrane databases resulted in 1906,669,and 19 results,respectively,that comprised 2594 studies.515 duplicates were subsequently removed,leaving 2079 *** inclusion criteria were systematic reviews or meta-analyses.860 results were excluded for being a review article,scope review,rapid review,panel review,or guideline that produced a total of 1219 *** screening articles were categorized,the included articles were put into main groups of clinical presentation,epi-demiology,screening and diagnosis,severity assessment,special populations,and ***,there was a second subclassification into the following groups:gastrointestinal,cardiovascular,neurological,stro

关键词： Systematic review Meta-analyses COVID-19 Review Coronavirinae

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景德镇陶瓷大学国际陶艺工作室作品选登

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陶瓷学报 2021年第2期42卷 F0004-F0004页

作者： [冰岛]埃尔瓦·厄恩·克雅尔坦森 [英国]彼得·弗雷泽·比尔德 [澳大利亚]戴安娜·曼努埃拉·威廉姆斯 [德国]杰里特·格林 [葡萄牙]索菲亚·贝卡 [美国]马修·李·凯莱赫 [丹麦]梅特·玛雅·格雷格森不详

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