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China’s crude supply consists of the imported crude and crude produced by CNPC and CNOOC. In 1996, national crude prod......
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Board of directors article We recommend keeping the board of directors small andallowing for board meetings to be hel......
China attracted a record of US$52.7×109 in foreign direct investment (FDI) in the year 2002, surpassing the United Stat......
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To improve acoustic performance of an air cleaner system,both experimental and theoretical studies were carried out.The ......
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Rare earth luminescent materials have been global green illumination sources today. It was estimated that proportion bet......
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Maintaining auto market growth without policyincentives poses a challenge to the Chinese market...
Following China’s WTO entry, most importers and consumers were optimistic about the imported car market at the beginni......
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Chinese casting production increased to 31,270,000tons in 2007,with an increase of 11.3%compared to 28,090,000tons in 20......
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In recent years, China’s energy demand and Greenhouse gas (GHG) emissions have grown very fast, quite an amount of whic......
目的对北京市一起手足口病聚集疫情进行病原学鉴定，明确其来源及基因组进化特征。方法收集7份患者咽拭子样本，用荧光定量RT-PCR方法......
An advanced direct chip attaching packaged two-dimensional ceramic thermal wind sensor is studied.The thermal wind senso......
目的分析2010-2015年腾冲市疟疾疫情特征,为进一步推进消除疟疾进程,适时调整和制定防控措施提供依据。方法收集2010-2015年腾冲市......
温州市3例恶性疟死亡病例均系非洲输入性病例,第1例因回国入院时临床症状严重,于2007-01-10抢救无效死亡;第2例病例在基层卫生医疗......
目的分析南昌市近10年疟疾流行的特点,为制订疟疾防制策略提供依据。方法收集全市2005-2014年间疟疾疫情资料、个案调查表,描述流......
目的:对不同采购途径(国产、进口)硫酸氢氯吡格雷对冠心病治疗的效果及成本进行探讨.方法:选取我院冠心病患者作为本次探究的对象.......
目的分析浙江省金华市1991-2015年疟疾流行特征,为消除疟疾后监测提供参考。方法收集金华市1991-2015年间疟疾疫情资料和个案调查......
新疆于2009年从德国引进了一批优质冻精，并面向疆内20多个县（市）推广。本文根据2012年初项目区抽样数据初步分析了该批冻精的使用效果......
目的了解 2004年广州首例输入性登革热( DF)病例的流行病学、临床、病原学检查特点.方法对患者流行病学及临床资料进行回顾性分析,......
In 2017,due to the intensified implementation of the ‘changing coal into gas' policy in the northern area and the g......
目的了解国产BC-5500血液分析仪性能,与日本产XT-1800i血液分析仪进行对比。方法采用BC-5500与XT-1800i两仪器测定同一质控物[项目......
本文对大连口岸进口的部分柴油装船前的检验结果进行了分析与讨论，分析表明，进口柴油装船前所检项目有异有同、多于合同规定的检验项......
目的掌握青神县输入性疟疾流行现状,为制定疟疾防治策略提供科学依据。方法对2005-2011年青神县实验室确诊输入性疟疾病例的个案调......
随着国际贸易和国际物流的发展,中国企业越来越多地面向全球采购原材料和设备。在进口设备时,以FOB作为交货方式,可以让买方更好地......
对马尾口岸2008 ～ 2012年进境空集装箱疫情截获进行统计分析,指出了进境空集装箱植物检疫存在的问题,并提出了相应的检疫监管对策.......
目的：探讨国产和进口两个不同厂家流感病毒裂解疫苗的安全性。方法：通过电话随访和开放式问卷统计2013年9月-2014年1月在中山大学附......
对标准分析方法中的K、Na、Cu、Zn、Pb分开测定改进为混合测定,采用盐酸-氢氟酸-高氯酸-硝酸一次性溶样,应用空气-乙炔火焰原子吸......
目的 探讨成都地区输入性恶性疟疾的临床特点及其诊断与治疗.方法 回顾性分析12例输入性恶性疟疾的临床资料.结果 12例输入性恶性......
目的比较不稳定型心绞痛患者使用国产和进口氯吡格雷治疗的临床疗效和安全性。方法选择不稳定型心绞痛患者80例,随机分为A组（国产氯......
