问题分析法

The geometric three-dimensional objects are combined of four cubes of the same size. Three children have been interviewed and their problem solving activities were video-taped, records were transcribed later into protocols for further analysis.

透过晤谈法来收集儿童解决立体四连块分类问题的资料后，将这些资料转译、编辑成晤谈原案，进而分析，得到以下的结果。

The reaches of greater dike breach risk mainly distribute in wandering reaches.(4) The dike breach risk of the south bank is relative higher in wandering reaches.(5)The dike breach risk of the north bank is higher than the south bank in winding reaches. Simultaneously, the evaluation results manifest that the evaluation indexes system established from the locomotion of incoming water and sediment load, the regional crustal stability, the evolvement of river regime and the stability of river dikes, can reflect the actual situation of hang river in the lower Yellow River more fully. The application of multi-hierarchical fuzzy

评价结果同时表明，从水沙运动、区域地壳稳定性、河势演变和堤防稳定性4个方面建立评价指标体系，能够更加全面的反映黄河下游悬河的实际情况；运用多层次模糊综合评判法能够较好地解决影响因素众多、作用机制复杂的悬河决溢风险问题；运用GIS技术强大的空间分析功能，使黄河下游悬河不同空间位置的决溢风险得到了量化，可以客观地反映黄河下游河道不同空间位置决溢风险的差别，对于指导防洪和河道治理的实践具有重要的现实意义。

BEM for elastio-plastic contact problem is employed to study the deformation and loading station of the sleeve and roller neck of film bearing in rolling mill under special way of assembly in this paper.

利用弹塑性接触问题边界元法分析了轧机油膜轴承锥套与轧辊辊颈装配过程中的变形和载荷特性，讨论了接触应力和变形对锥套与辊颈损伤的影响，给出了防止锥套与辊颈装配过程损伤的具体改进措施。

The finite element method is one of capable tools of structural analysis ,but its application in the field of the Overhead Catenary system is rare.

有限元法是结构分析计算的有力工具，但在悬挂结构计算中应用较少，本文将接触网按照索结构原理建立计算模型，用非线性有限元方法建立方程，解决了吊弦长度的计算问题。

The present research and application of oxidants, including chlorine dioxide, hydrogen peroxide, ozone, potassium permanganate, were analyzed and treatment processes such as ozone combining with BAC, ozone cooperating with hydrogen peroxide and ozone with plus radiation oxidation were discussed.

论述了当前饮用水处理过程中去除水中有机污染物的化学氧化技术应用，包括二氧化氯、过氧化氢、臭氧、臭氧-生物活性炭、臭氧-过氧化氢，臭氧-辐射氧化、高锰酸钾氧化法的研究与应用，分析了各种方法的优点与存在的问题，并对其应用于饮用水处理的发展提出了设想。

Based on the comprehensive analysis of second-order effect of sway and no-sway frame, the ultimate curvature adopted in the column's eccentricity curvature formula is not corresponding to the flame sway moment caused by the P-Δ effect in Europe and Our country's RC structure code.

在对&有侧移&和&无侧移&框架二阶效应规律进行了较充分、较全面分析的基础上，首先明确指出了欧共体国家和我国混凝土结构设计多年来使用的柱偏心距曲率表达法在&有侧移&框架情况下存在的最大问题是所采用的&极限曲率&与实际形成P-Δ效应的引起框架侧移的截面弯矩不相呼应。

Analyzing the calculating process of belt conveyor with high angle theoretically, starting from its theoretic calculate the cross sectional area of materials and peripheral force, shaft power of drum, power of motor, using point by point method to get the resultant strain of every drum and torsion of driving drum, calculating the maximum strain and the maximum reverse stopping torque, to give the support on theory for using belt conveyor with super-long distance, high angle under the coal mine.

本文针对长运距、大倾角、高强度带式输送机设计过程中存在的问题，从四个方面对大倾角带式输送机进行分析研究：从理论上解析大倾角带式输送机的计算过程，从大倾角带式输送机的理论入手，详细计算物料的横截面面积、圆周力、滚筒轴功率和电机功率，利用逐点计算法计算各个滚筒的合张力以及传动滚筒的扭距，计算出胶带的最大张力和最大逆止力矩，给长运距、大倾角皮带机在煤矿井下的使用给予理论上的支持。

This paper focuses on the performance improvement, it develops the controller of three axises and adjusts the control parameters in frequency-domain.

本论文针对转台的品质整定，基于频域法设计与实现了转台三轴的控制器，在频率域内整定了转台的动静态品质，并对整定过程中的问题和现象作了详细的分析和研究，提出了转台品质整定的关键点和注意点。

The working principle of determination of total sulfur in coal by coulometry was introduced,the remarkable problems were discussed,and the usual malfunctions were analyzed in this paper.

介绍了库仑法测定煤中全硫的工作原理，探讨了在使用库仑测硫仪测定煤中全硫时应注意的问题，并分析了常见的一些故障。

The problem of oscillation of temperature field numerical solution of blast furnace gas and stock temperature field is solved by the upwind finite element analysis , and the working conditions of blast furnace with the center coke charging is analyzed.

将迎风有限元法引入高炉煤气和炉料温度场解析，解决了强对流条件下温度场数值解的失真振荡问题，分析了中心装焦时的高炉炉况。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。