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| By means of similar simulation, lateral abutment pressure distribution and concentration degree which at the face of the upper coal, the distance between peak stress and coal surface, the influence circle of abutment pressure, and the transfer and weakeni |
中文意思：
摘要采用相似模拟的方法，以平顶山八矿己二采区己15和己(下标16-17)煤层实际地质资料为基础，分析了近距离煤层上煤层开采时，在上煤层采场两侧向的支承压力分布及集中程度、峰值距煤壁的距离、支承压力的影响范围；一定范围内底板中集中应力的传递及渐衰减特征。 |
以下为相关句子列表(点击查看，可以看对应的解释）：
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By means of reasonable mixture of nutrition, it enables athletes to recover from sport fatigue very soon, so as to improve their athletic sports achievement.
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以期通过营养的合理调配使运动员能够尽快恢复体力，提高竞技体育的成绩。 |
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By means of researches and analyses on the causes of R&D investments on mainland by the businessmen of Taiwan, the qualities, types and the future trends of the R&D organizations, and so on in the manufacturing in Kunshan, this thesis combines some relate
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本文通过对昆山制造业台商在大陆研发投资的动因、设立研发机构的性质和类型、未来趋势等方面的调查与分析，并结合台湾方面的相关实证研究文献，描述和考察台商大陆研发投资的现状与特点，并探索台商集聚区未来吸引台商研发投资的目标和策略选择。 |
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By means of researching the meshing impact in the engagement of standard chain respectively with the spur toothed sprocket and the involute toothed sprocket, it has been discovered through analysis that by adopting the involute tooth for the sprocket coul
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通过研究标准链条分别与直齿链轮和渐开线齿链轮啮合的啮合冲击，分析发现在链轮上采用渐开线齿能减小链条与链轮啮合瞬间的法向冲击速度，进而降低链条与链轮的啮入冲击。 |
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By means of resistance and capacitance coupled negative feedback method to control the plasma discharge development process and prevent the transition from glow discharge to spark discharge in a pin-to-plate static air plasma generator, a stable alternati
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在静态大气压空气针－板等离子体发生器中，采用阻容耦合负反馈方法控制等离子体放电发展过程，成功地抑制了辉光放电向火花放电的过渡，产生了稳定的交流辉光放电。 |
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By means of scientific excavation, archaeologists have discovered nearly 10,000 production tools or daily utensils, 46 houses, 2 pigsties, 200 cellars, 174 burial pits for adults and 73 burial jars for children.
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考古学家们在遗址内发现了10000件生产工具和各种各样的生活用具、46座房屋遗址、2座圈栏、200个地窖、174个成人墓葬和73个小孩瓮棺。 |
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By means of similar simulation, lateral abutment pressure distribution and concentration degree which at the face of the upper coal, the distance between peak stress and coal surface, the influence circle of abutment pressure, and the transfer and weakeni
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摘要采用相似模拟的方法，以平顶山八矿己二采区己15和己(下标16-17)煤层实际地质资料为基础，分析了近距离煤层上煤层开采时，在上煤层采场两侧向的支承压力分布及集中程度、峰值距煤壁的距离、支承压力的影响范围；一定范围内底板中集中应力的传递及渐衰减特征。 |
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By means of simple properties of probability, a class of algebraic inequalities is proved and some known results are consolidated.
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摘要仅借助于概率的简单性质简洁地证明了一类代数不等式，并加强了某些已知结果。 |
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By means of some advanced measure techniques,such as Differential Thermal Analysis(DTA),Sweep Electron Mierosope(SEM), the mecha nism of drying, core bonding and water-solution of this core are approached.
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较详细地介绍了应用差热分析，电镜分析等近代测试手段，探讨制芯材料在烘干时的硬化过程，获得干强度的粘结机理以及水溶性机理的情况。 |
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By means of studying the structural dynamics optimization design that takes the displacement of physical measurement of structural response under motivated excitation as the target or constraint and utilizing the analytical method, the sensitivity computa
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摘要通过研究在动力激励下结构响应的物理量位移为目标或约束的结构动力学优化设计，利用解析的方法，推导出动力位移响应灵敏度计算公式，并成功地移植到有限元程序中。 |
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By means of the assembly of load carrying units which consist of central panel points, cross coupling beams, triangular braces and cored slabs as well as the free layout of interior supporting columns, a new large space three directional composite single
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摘要利用中心节点、交叉梁、三角形拉杆和空心板所构成承力单元的组合以及内部支承柱的自由布置，本文提出了一种新型大空间三向组合平板网架结构。 |
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By means of the chemical composition analysis, mechanical property testing and macro-microstructure examination, EFM calculation and vibration testing, materials and working process are analyzed comprehensitly.
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采用化学成分分析、力学性能测定、宏、微观检验、有限元应力计算及振动测试等方法对再沸器的材料、加工工艺和工作状况进行了综合分析。 |
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