18 research outputs found

    珠穆朗玛峰地区东绒布冰川冰雪微生物群落及其季节变化

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    通过流式细胞计数和构建环境样品16S rRNA基因的克隆文库,分析了珠穆朗玛峰地区东绒布冰川冰雪微生物数量和菌群结构特征及其与季节变化的关系.珠峰地区冰雪微生物的16S rRNA基因序列分属于α,β,γ-变形菌纲,放线菌门,厚壁菌门,CFB,蓝细菌,真核质体,待定门TM7共9大类,以γ-变形菌纲为主要类群,其中Acinetobacter和Leclercia属是整个菌群中的优势属.微生物的数量和菌群结构具有明显的季节特征,夏季微生物的数量高于冬季;菌群结构具有一些共有属种的同时,在夏、冬季雪中具有各自特有的属种,共有属种推测是青藏高原局地源的微生物,序列同源性分析结果表明,夏季较多细菌属种与海洋环境相关,冬季细菌则具有更强的耐冷性.微生物明显的季节变化可能是受珠峰地区夏季和冬季不同水汽来源的影响

    评《低熟油气形成机理与分布》

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    未熟和低熟烃源岩中脂肪酸的赋存形式与分布特征

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    On the Nomocracy of Local Economy in the Context of Harmonious Society

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    地方经济法治是地方经济的法治化,属于法治和地方法治的下位概念。分权理论和法治的地方性是地方法治的两个支点。构建地方经济法治应秉承以地方分权为基础、以中央集权为主导的理念,具体表现为四个基本原则:保证分权体制的科学性与法治化,保障、促进并创新地方经济权力,剩余权力归地方,分权需以地方民主和必要的中央集权为基础和保障。地方经济法治有利于构建和谐的中央与地方关系、巩固并促进和谐社会的经济基础、实现经济和社会的可持续发展。The nomocracy of local economy is to make the local economy be ruled by law, which is a subordinate concept below the nomocracy and local nomocracy. As two fulcrums, the theory of decentralization and the rule of law in local regions constitute the local nomocracy. To construct the nomocracy of local economy should establish the idea which sets the decentralization as the base and the centralization as the leading. This idea is embodied in four principles: to guarantee the system of decentralization to be scientific and ruled of law; to ensure, promote the local power in the economy and make it innovative; the residual power belonging to local regimes; making local democracy and necessary centralization as the foundation and guarantee of the decentralization. The nomocracy of local economy is beneficial to construct the harmonious relationship between the central authority and local regime, to consolidate and promote the economic foundation of the harmonious society, and to realize the continuous development both in the economy and society

    两类新的藿酸化合物的发现及其意义

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    未熟-低熟烃源岩中脂肪酸的热模拟实验及演化

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    一个新的考虑流线曲率修正的两方程湍流模式

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