Short-hole shrinkage method without sill pillar occupies 60%.
无底柱浅孔留矿采矿法60%。
In the first, we propose three coefficients Trivariate Shrinkage method, using this technique and geometry curvature-driven diffusion, a new high quality image noisy removal is obtained.
首先,论文提出了基于图像小波分解三系数关联去噪方法,利用该方法与偏微分方程中的几何曲率驱动扩散模型相结合,得到高质量恢复图像的图像去噪方法。
A test method for restrained shrinkage of high performance concrete is introduced.
介绍了一套高性能混凝土的约束收缩试验方法。
This paper proposed a license plate locating method based on section and region shrinkage thinking.
本文提出了一种基于分块和区域收缩思想的车牌定位方法。
The structural analysis theory and method of reinforced concrete tall buildings in view of construction procedures and creep deformation of shrinkage were investigated.
研究高层钢筋混凝土建筑考虑建造过程的收缩徐变变形的结构分析理论及方法。
Choosing suitable shrinkage test method to study semi-rigid base course materials' shrink performance has high practical significances.
选择合适的收缩试验方法对半刚性基层材料的收缩性能进行研究非常具有现实意义。
The result shown that the TMA technique is an effective and convenient method for characterising thermal shrinkage in oriented polymer materials.
实验结果表明,TMA是研究和测试取向聚合物材料热收缩的简便有效方法。
A new method of volumetric deformation measurement is proposed, which can measure the shrinkage of cement paste from initial setting.
提出了密封试样细管排液的体积变形测定方法,该方法可测定水泥石自初凝起的收缩。
The reaction mechanism, method of synthesis and property testing of polyoxypropylene series compounds as shrinkage reducing agents in cement concrete are introduced in this paper.
介绍了聚环氧丙烷类高抗收缩剂的收缩机理和制备方法,并且对其进行了抗压强度及抗拉强度的性能测试。
A fast location algorithm using classifying shrinkage in parameters space and a feature extraction method using improved wavelet cross-zero detection is presented.
提出了参数空间分级收缩的新的定位算法及其改进的小波过零检测的特征提取算法。
Thirdly, we apply the theory of increment method to analyze the stress field of basement in construction period under the action of temperature and shrinkage strain by finite program ANSYS.
再次,运用增量法的原理,用ANSYS分析地下室结构施工期间在温度、收缩变形作用下的应力场。
The paper studies the simplification calculation method of concrete shrinkage and the calculation of temperature and shrinkage stress that takes the effects of concrete creep into account.
讨论了混凝土收缩简化计算方法及混凝土徐变对温度及收缩应力计算的影响;
A numerical analysis method is presented to simulate the shrinkage porosity formation in steel castings on the basis of heat flow, interdendritic fluid flow and possible evolution of dissolved gases.
提出了预测铸钢件中缩松缺陷的数值方法,考虑了传热、枝晶间液相流动和气体析出等因素。
The over feed and feeding method in air-texturing, the differential shrinkage rate and average shrinkage in differential shrinking can affect the CV value of air-jet textured yarn remarkably.
空气变形加工工艺参数中的超喂率和喂入方式,异收缩变形加工工艺参数中的异收缩率、平均收缩率对成纱的条干CV值有显著影响。
A evaluative method of forming shrinkage was introduced.
此外还介绍了成型收缩率的评价方法。
The hanging wall ore of the open-pit is one of important projects in transition from open pit to underground in Daye iron mine, and the shallow hole shrinkage mining method is adopted in the project.
大冶铁矿露天采场挂帮矿是该矿山露天转地下项目的重要工程,采用浅孔留矿法进行开采。
The autogenous shrinkage of HPC develops greatly and mainly during early age due to a low water binder ratio, but there is no standard test method for early autogenous shrinkage of the concrete.
高性能混凝土因水胶比低、自收缩大且主要发生在早期,而目前对于早期自收缩的测量还没有统一标准可依。
The paper introduced shallow hole shrinkage stoping method that has been used in Baoziwan Gold Mine for many years.
叙述了堡子湾金矿多年来应用浅孔留矿采矿法的生产实践以及对采切工程的改进。
Calculating method for the long-term deflection of r. C. beams with cracking section, considering the nonlinear creep stress and shrinkage stress, is presented in the paper.
本文研究考虑非线性徐变和收缩时钢筋混凝土梁长期挠度计算方法。
The shrinkage cavity, depression, shrinkage porosity, scab and swell defects often took place with the heavy plate castings produced by adopting traditional foundry method.
厚实板类铸件按传统工艺生产,容易产生缩孔、缩凹、缩松、夹砂、胀包等铸造缺陷。
This paper introduces a method for real time measurements of the shrinkage of the photopolymer.
从实验分析入手,介绍一种实时测量光敏树脂收缩率的测试方法。
Compared with the image denoising method using bivariate shrinkage function, the experiment result shows the PSNR is enhanced using this method.
实验结果表明,该方法较双变量收缩函数去噪方法在PSNR值上又有了提高。
And then addressing SAR image speckle denoising, this dissertation proposed a new method based on bivariate shrinkage function combined with enhancement of wavelet significant coefficients.
其次针对SAR图像相干斑抑制问题,提出一种双变量收缩函数与小波系数显著性增强相结合的SAR图像的斑点抑制算法。
A new method to simulate directly and predict the formation process of shrinkage cavity, its final shape and position for steel castings and ingot was proposed using computer.
提出了可用计算机直接模拟钢铸件、铸锭缩孔形成过程及最终形状和位置的直接模拟法。
By combining the theoretical analysis and test, the monitoring method of observation well, by which the volume shrinkage deformation of the cavity can be derived, is provided and verified.
结合理论分析和试验的方法,验证利用观察井监测腔体蠕变收缩体积这种方法的合理性。
Full-factor-test method is used in this paper to study the influence of extraction technology on its wood in order to suppress its shrinkage.
为了抑制桉木干缩,采用全因子试验方法研究抽提工艺对尾巨桉木材干缩性的影响。
On the basis of 3-D temperature fields calculation of aluminum alloy casting, the liquid face shrinkage capacity method of varied several melt pool is put forward to predicate shrinkage cavity;
在铝合金铸件三维温度场计算的基础上,提出了采用动态多熔池等效液面收缩量法对缩孔进行预测;
On the basis of 3-D temperature fields calculation of aluminum alloy casting, the liquid face shrinkage capacity method of varied several melt pool is put forward to predicate shrinkage cavity;
在铝合金铸件三维温度场计算的基础上,提出了采用动态多熔池等效液面收缩量法对缩孔进行预测;
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