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By using Separate Source Method and Mine Statistic Method, the paper makes a comprehensive estimate about the gas emission, when light support top-coal caving technology is adopted in mining face during the initial phase in the third mining level, which i |
中文意思: 摘要通过采用分源法和矿山统计法相结合的预测方法,综合分析得出了三水平初期开采阶段工作面采用轻放工艺回采时的瓦斯涌出量,极大地指导了矿井下一步的瓦斯管理和安全生产。 |
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 uses of Handan raw materials, this paper studies the influence of coarse aggregate limiting grain size, water-binder ratio, fly ash replacement, sand-total aggregate ratio on the strength and workability of concrete prepared with low water-binder ratio
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摘要本试验采用邯郸当地的混凝土原材料,利用正交设计方法,试验研究和分析了粗骨料最大粒径、水胶比、粉煤灰掺量、砂率对低水胶比混凝土的强度及和易性的影响。 |
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By using Per Line Blockingfunction, the telephone number will not be displayed at the recipient's side when you make outgoing calls.
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「完全停止示号」功能能让阁下于拨出电话时,完全停止显示号码于来电显示用户的电话屏幕上。 |
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By using IDPM, some principles and methods of mass customization were clearer, such as the concurrent engineering of product design and manufacturing, the postpone of customization point, the extension of similarity in parts, incomplete bill of material a
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通过设计与过程的集成模型说明了大批量定制生产的原理和方法,如产品设计和制造的并行、推迟定制点、扩展的相似性原理、粗结构表和粗生产计划等。 |
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By using LINGO software, coefficients can be estimated for linear least absolute deviations regression quickly and accurately, making it an effective approach to coefficient estimation.
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利用LINGO软件能够快速、准确地估计出最小一乘线性回归的参数,从而使其成为一种有效的参数估计方法。 |
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By using RAD7, a long term of and continuous measurement of radon concentration in an open mom in Chengdu were carried out, finafly, 947 data were obtained.
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本文论述了空气中氡的迁移机理及氡浓度受温度、相对湿度、气压的影响,并利用RAD7型氡测量仪于2004年3月至2005年10月在成都市某开放性室内对空气中氡浓度进行了连续测量,得到了947个氡浓度数据。 |
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By using Separate Source Method and Mine Statistic Method, the paper makes a comprehensive estimate about the gas emission, when light support top-coal caving technology is adopted in mining face during the initial phase in the third mining level, which i
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摘要通过采用分源法和矿山统计法相结合的预测方法,综合分析得出了三水平初期开采阶段工作面采用轻放工艺回采时的瓦斯涌出量,极大地指导了矿井下一步的瓦斯管理和安全生产。 |
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By using a Reynolds-averaged two-dimensional computation, the effect of upstream wake on unsteady separated flow field of downstream adjacent vanes was investigated in low-speed axial compressor.
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摘要利用二维数值模拟研究了低速轴流压气机上游尾迹对下游相邻叶排的非定常分离流场的影响。 |
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By using a Spot light as a key light the previous method is sadly bound to indoor settings or, at maximum, outdoor settings at night time.
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通过将聚光灯用作主灯光,前面介绍的方法效果只局限于室内,或者最多影响到黑夜时的室外。 |
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By using a carefully optimized form of iontophoresis, we are able to deliver specified profiles of neurotransmitter directly to single synapses.
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并经由谨慎的利用离子电泳法,我们可以直接传送特定型式的神经传导物质到单一突触。 |
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By using a fixed point theorem in cones, we investigate a second-order equation and the theorem of existence of unique positive periodic solution is given.
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摘要应用不动点定理,研究了一类二阶时滞微分方程,给出了其唯一周期正解的存在性定理。 |
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By using a new optical input power level detection and signal treatment method to control the gain of the receiver and keep its output level within the required range, a novel feedforward AGC optical receiver without radio frequency feedback circuits is r
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我们采用一种入射光功率电平检测与处理的新方法,对模拟光接收机的增益进行控制,将接收机输出电平控制在要求的范围内,实现了一种新型的无射频反馈电路的自动增益控制光接收机。 |
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