To simulate the long gold wire and large bond pad, an equivalent method was presented in thermal analysis.
为了用较小的规模模拟相对较长的金线和较大的焊盘,提出了一种温度场分析的等效方法。
According to the analysis of theory and the engineering instance, steel wire web concrete can triumphantly solve the problem of concrete cranny.
本文通过理论分析,提出了采用钢丝网纤维混凝土解决工程中混凝土裂缝问题的方法,并在工程实例中取得良好效果。
The screwdown block is improved by mechanics analysis with boundary element method, and a simple device is designed for dynamic load of oil film bearing used in high-speed wire rolling mill.
通过采用边界元法对高线轧机压下垫块改造模型进行力学分析,开发设计一种适合测量高线轧机油膜轴承动态载荷特性的简易装置。
This article set out to discuss the principle of slide wire bridge and overall analysis on the most advantageous condition and the reliability of internal resistance.
本文从讨论滑线式电桥的构成原理出发,全面分析了滑线式电桥测量的最有利条件及阻值的可信度。
Thermal-structural analysis was performed for ultrasonic wire bonding(UWB) by three dimensional finite element method(FEM).
用三维有限元方法对超声波线焊进行了瞬态的热-结构分析。
The mathematical model of wire cool controlled rolling based on the analysis of thermal process of billet after being discharged is established.
在详细分析钢坯出炉后热过程特点的基础上,建立了线材控冷轧制热过程数学模型。
The content and focus of the project is based on the research and analysis of the present condition of internal and external golden bonding wire production.
我们在对国内外的键合金丝生产及研究现状进行详细分析与研究之后,确立了项目的研究内容并提出了项目的预期目标。
By theory and numerical analysis, expounded the vibration of wire electrode of HSWEDM machine tool.
通过理论和数值分析,阐述了高速走丝电火花线切割机电极丝的振动情况。
Through the load analysis of the conducting wire, general dynamics equation of wire motion is obtained.
通过分析导线的受力,得到了导线运动的一般动力学方程。
Results of the composition analysis reveal that the primary cause to the fracture is the composition segregation of the wire .
成分分析结果表明,心部薄弱环节主要起因于线材中心的成分偏析。
Aluminum wire ultrasonic bonding; transducer drive current; signal time-frequency analysis; feature selecting; quality online monitoring.
粗铝丝超声引线键合;换能器驱动电流;信号时频分析;特征提取;质量在线监测。
It is indicated by analysis that the main causes of difficulty of drawing high strength thick galvanized steel wire are thicker ZnFe alloy coat and higher carbon and manganese contents.
分析大直径高强度镀锌钢丝拉拔困难的主要原因在于锌-铁合金层较厚、钢丝中碳含量和锰含量较高。
In this paper, some new points were put forward based on theoretical analysis of the discharge gap of Electric discharge Generating machining based on wire electrode.
针对基于线电极展成加工的放电间隙进行了理论分析,提出了一些新的研究观点。
The finite element method has been used in strength analysis for a wire reel of ship elevator.
用有限单元法对缠绕式升船机卷筒的强度进行了分析计算。
So the research of numerical simulation on the laying process and strength analysis of wire rope has been carried out in this paper.
因此,本文进行了钢丝绳成形过程数值模拟和制品力学强度分析的研究工作。
The characteristic impedance and attenuation characteristic calculation of the antenna tuner for wire antennas are derived in this paper. And some analysis methods are given.
本文导出线天线的天线调谐器的特性阻抗和衰减特性的计算,并对其进行了分析。
With a view to the deficiency of grounding resistance measurement at present, a new method with short current-electrode wire based on computer auxiliary analysis is presented.
针对目前的接地电阻测量方法的缺点,提出了以计算机辅助分析为基础的短电流极引线测量方法,并对电流引线长度的选取作了分析。
Accuracy analysis and synthesis of a 3 DOF parallel wire driven robot (PWDR) are studied.
研究了一种3自由度并联柔索驱动机器人精度分析和精度综合的问题。
This is an analysis and generalization on hanging type, wire, lead elevation, structure rise, arm stay, phase splitting pattern, OCL post foundation of Qin-Shen Passenger Dedicated line OCL.
对秦沈客运专线接触网悬挂类型、线材配置、导线高度及结构高度、腕臂支持结构、接触网电分相形式、接触网支柱基础等主要技术标准进行分析、总结。
Last, experimental results show that qualitative and quantitative analysis of broken wire in wire rope can be well done by the neural network.
实验结果表明,采用神经元网络可以较好地解决钢丝绳断丝信号的定性、定量分析。
Here is an analysis on the performances of the reinforced concrete slabs strengthened with stranded wire.
分析了钢绞线加固钢筋混凝土板的力学性能。
To point out the structure advantages of 8 strands wire rope compared with 6 strands wire rope by property analysis.
通过性能分析,指出与6股钢丝绳相比,8股钢丝绳的结构优势。
Through a lot of experiments and analysis, it was pointed out that the twist number of steel wire in torsion test decreased gradually with increasing axial tension load.
本文通过大量的试验和分析,得出钢丝扭转试验时,随着轴向拉力负荷的增加,其扭转次数趋于递减的变化过程。
A new type structure of wire wound super-high pressure vessel was presented. By the analysis of new type wire wound force state, it formularizes the stress calculation.
提出了一种新型绕丝式超高压容器的结构,并对其进行了应力状况分析,推导出了绕丝层的应力计算公式。
Both the experimental and theoretical analysis is made of the effect of heating wire geometry and its thermal parameters on the temperature oscillation and measured results.
采用实验和理论分析相结合的方法,分析了加热丝结构参数和自身热参数对温度波动和测量结果的影响。
The calculation formula of torsion moment of multi-strands wire rope as loaded are deducted by internal force analysis of single-strand wire rope and multi-strands wire rope while working.
对普通单层股钢丝绳和多股钢丝绳工作时内部受力进行分析,推导出多股钢丝绳加载时扭转力矩的计算公式。
A finite difference method was derived for the analysis of time domain electric field integral equation (TDEFIE) of thin wire structures.
提出一种求解基于细线结构的时域电场积分方程(TDEFIE)的方法-有限差分方法。
The halogen acid production of halogen electrical wire and cable in heat-degradation was studied using the thermal analysis method and the halogen acid transgression installment.
利用热分析手段和卤酸气体逸出装置对含卤电线电缆热解时的卤酸气体逸出规律进行了研究。
A improved method is proposed for solving problems such as uncoordinated deformation, ete, encountered in analysis of roadways with combined support of shotcrete and bolting wire.
针对锚喷网联合支护巷道的分析中存在变形不协调等问题,提出了经改进的分析方法。
A improved method is proposed for solving problems such as uncoordinated deformation, ete, encountered in analysis of roadways with combined support of shotcrete and bolting wire.
针对锚喷网联合支护巷道的分析中存在变形不协调等问题,提出了经改进的分析方法。
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