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Abstract: The influence of geology,geostress,rock strength and construction method on surrounding rockmass deformation was analysed in this paper.The sensitivity of deformation to horizontal geostress and rockmass elastic modulus was analysed through nume
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文摘:从地质、地应力、岩石强度及工程施工方法等几方面分析对川藏公路二郎山隧道围岩变形位移的影响,通过数值模拟分析水平地应力和岩体弹性模量对洞壁变形位移的敏感性,并求出敏感度因子,这项研究对岩体力学参数的选取具有重要意义。 |
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Abstract: The influence of the main factors on device efficiency of pulsedliquicd jet pump with gas-liquid piston is analysed, the theoretical equation and its time-averaged solution of pulsed liquid jet pump device efficiency are derived.
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文摘:对影响气液活塞式脉冲液体射流泵装置效率的主要因素进行分析,导出了脉冲液体射流泵装置效率理论方程及其理论方程的时均解。 |
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Abstract: The information in the literature concerning the concept of heteranthery, the distribution of heteranthery in angiosperm, the function of heteranthery in pollinating processes, as well as stamen development are reviewed, and the prospects in het
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摘要就异型雄蕊的概念、在被子植物中的分布、在传粉过程中的作用及其发育进行了概述,并对未来的研究方向作一展望。 |
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Abstract: The information theory was applied to study a control methods to collusion behavior,and then some methods and paths controlling the collusion behavior in the state-owned enterprise were provided.
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文摘:运用信息论知识,从信息传递的角度,研究了控制代理制中的串谋问题的措施,并提出了防范国有企业串谋行为的措施和途径. |
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Abstract: The initial position and velocity of pulverized coal at oxygen-coal lance outlet has been proposed,thus injection of pulverized coal in the blast furnace can be simulated.
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文摘:给出了氧煤枪出口处煤粉颗粒初始位置和初始速度的分布,从而为高炉煤粉喷吹的数值模拟打下了基础. |
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Abstract: The initiation mechanism of electro-explosive device (EED) was introduced.
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文摘:简要介绍了射频对电火工品的作用机制。 |
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Abstract: The innovation in ideology and politics of higher learni g institutions is an inexorable demand of knowledge era and the construction and development of the market economy.In this article,through concept,content,method,way and environment these
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文摘:高等学校思想政治工作的创新是知识经济时代和市场经济建设和发展的必然要求.本文从观念、内容、方法、途径和环境五个方面对高等学校学生思想政治工作的创新进行了探讨和阐述,力求突出高校思想政治工作的时代感和有效性. |
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Abstract: The instruments for measuring sulphuric acid concentration and liquid level in drying and absorption section of sulphuric acid plant,as well as comprehensive control of sulphuric acid concentration and liquid level in different acid-mixing proce
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文摘:介绍了硫酸生产中干吸工序硫酸浓度、液位的检测与控制仪表及其工作原理,以及不同串酸工艺的硫酸浓度和液位的综合控制。 |
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Abstract: The insufficient compacting consolidation reasons of earth-fill road base were analysed.
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文摘:分析了土方路基压实度不够的原因,提出了防治措施。 |
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Abstract: The integration concept of space and time is the development of dialectical materialism in modern society as well as the sceentific generalization and reflection of the continuance in time and extension in space.
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文摘:时空整体观念是唯物辩证法现代发展的重要内容,是对时间的连续性与空间的广延性的科学概括与反映。 |
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Abstract: The intellectual economy and its application in offshore oil development are briefly introduced in this paper.It has been shown that this new management system is with high efficiency,lower cost and good quality.
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文摘:简要介绍知识经济和其在海洋石油开发中的具体应用——联盟式开发海上石油,它具有效率高、成本低、质量好的优点,值得引起人们的关注。 |