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Based on the case study of soil environmental impact assessment of remelted lead, approach on methods of qualitative analysis of soil environmental status and assessment and prediction were discussed.
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再生铅冶炼对土壤环境的影响，首先进行环境影响识别，并根据冶炼中铅的排放强度和铅的生物地球化学循环规律来阐明其排放特点和进入土壤的途径。 |
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Based on the cause analysis for failure of water stop of tunnel's cast in site circular construction joint from theoretical and constructional point of view as well as the working mechanism of expansive water stop proposed in terms of width of constructio
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首先从理论和施工角度分析了隧道现浇环向施工缝止水条的失效原因，然后从施工缝张开度的角度提出了膨胀止水条止水的原理，在此基础上建立了施工缝张开度与止水条抗水压力之间的关系，并进行了模型试验。 |
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Based on the cause of brain drain,the article expounds basic way and relevant theory of keeping talents.
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本文在分析了人才流失原因的基础上,阐述了控制人才流失的基本方式以及相关理论。 |
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Based on the cause of refracturing failure, operation scale improvement and adjusted treatments are adopted, such as acid washing fracture, multi-fracture fracturing and new fracture fracturing.
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根据裂缝失效的原因，确定了增大施工规模、酸洗裂缝以及多裂缝、开新缝压裂等项改造措施。 |
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Based on the census 2000 and a new survey in 2005, the study depicts the mobility and adjustability in professional occupation of Floating People in Wuhan.
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摘要运用武汉市2000年人口普查资料和2005年外来人口就业的调查资料，研究城市外来劳动力的职业过程及其适应性。 |
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Based on the central-island and athwart construction method for excavation of large foundation pit of Shanghai South Railway Station of South Square in soft soil, the active mechanism of remain mound was analyzed; the deformation of underground diaphragm
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摘要以铁路上海南站南广场大型软土基坑采用中心岛结合预留土台逆作法施工为背景，分析了预留土台的作用机理：通过离心模型试验对比研究三种不同土台预留宽度及其加固与否对地下连续墙的变形控制作用，得出了土台预留宽度及土台加固与否对连续墙变形的影响规律；在此基础上，采用有限元模拟计算多组土台宽度下地下连续墙的变形，得出了根据变形减小率来确定合理的土台预留宽度。 |
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Based on the changes in unit price during the period concerned and using the standard investment management fee. Fee rebate has not been reflected.
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强积金数据乃根据有关期间之单位价格及标准投资管理费计算，未包括管理费回扣。 |
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Based on the character of short-time non-stationary random signal, the feature of energy distribution of multi-interval-time in millisecond blast signals was investigated by means of the wavelet packet method.
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摘要根据爆破振动信号具有短时非平稳的特点，利用小波包分析技术对满足分析要求的多段微差爆破振动信号的能量分布特征进行研究。 |
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Based on the character, the paper gives a mathematic model, and describes game procession of group and analyzes investment behaviors of group.
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本文在分析这些特点的基础上，建立了一个数学模型，对我国基础产业集团企业决策的博弈过程进行了描述，并利用该模型分析了集团企业的投资行为。 |
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Based on the characteristic of the coupling objects it optimizes the decouple parameters, and the simulation result proves that the decoupling optimized algorithm compensates the hydraulic system lag, achieves the best collection efficiency, and enhances
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并根据耦合对象的特性，进行去耦优化，仿真结果表明该去搞优化算法能补偿液压系统滞后特性，独立进行集扩头高度最优调节，达到最佳集矿效率，提高行走稳定性。 |
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Based on the characteristic of the grotto rock reinforced by prestress anchor cable, taking three typical engineering sections in Yulin grotto in Anxi county Gansu province, as examples, the simultating computation for the displacement field and stress fi
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摘要根据锚索加固石窟岩体的特点，以甘肃安西榆林石窟的三个典型的工程段为例，通过动力有限元的方法对地震荷载作用下预应力锚索加固石窟岩体的位移场、应力场的模拟计算，得出了其动态响应和变化规律。 |
