Construction of a cDNA subtraction library of GD18 mouse embryo with brachydactyly/oligodactyly;
小鼠短指/缺指畸形肢体cDNA消减文库的构建
Study on modeling and simulation of short circuit transfer of inverter arc welding system;
短路过渡焊接电源系统建模及仿真研究
Analysis and forecase of dynamic GMAW system on short circuit transfer;
短路过渡GMAW系统中参数变化的预测分析
The technology of butt jointing thin plates by CO_2 shielded spot arc welding with short circuit transfer;
CO_2气体保护焊短路过渡电弧点焊对接薄板技术
Effects of voltage of power supply on the short-circuit transfer process in water vapor arc welding;
电源电压对水蒸气保护焊短路过渡过程的影响
High-speed paragraph research on short-circuit transfer process of CO_2 welding;
CO_2焊短路过渡过程的高速摄影研究
After the definition of molten droplet size in short-circuit transfer mode was given and the analysis system for molten droplet size and arc signals based on MATLAB platform was introduced,the characteristic of molten droplet size in short-circuit CO_2 arc welding using the power supply with constant voltage output,the relationsh.
建立了基于高速CCD摄像的熔滴图像检测和焊接电流、电弧电压同步采集系统,在给出短路过渡模式下的熔滴尺寸定义并简述基于MATLAB平台的熔滴尺寸与电弧信号分析系统的基础上,对平特性电源短路过渡CO2焊接熔滴尺寸变化特征及其与工艺性能间的关系进行了试验研究。
Modeling and analysis of droplet forming in gas metal arc welding short circuiting transfer;
气体保护焊短路过渡熔滴成形的建模分析
Dynamic model of GMAW system with short circuiting transfer;
GMAW短路过渡动态模型的建立
Results showed that with the different matching of welding current and arc voltage,the mode of metal transfer consists of short circuiting transfer,globular transfer,mixing transfer,projected transfer and streaming transfer etc.
结果表明,双丝间接电弧氩弧焊焊接电流与电弧电压的不同匹配选择,熔滴具有短路过渡、大滴过渡、混合过渡、射滴过渡、射流过渡等不同过渡形式。
Control and process of high speed short circuit arc welding
高速短路过渡气体保护焊控制及工艺
A statistic analysis of CO_2 welding short-circuit transition current
CO_2焊短路过渡电流的数理统计分析
The current cycle control of AC short circuit transition welding method and system
本周期交流短路过渡焊接方法及系统
Detect and analysis system for short circuit transfer based on Labview
基于LabVIEW的短路过渡过程的检测与分析系统
Effects of Short-Circuit Transfer on Formation of Weld Under High Speed Welding
高速焊短路过渡过程对焊缝成形影响分析
Teehnological Features of Non-explosive Short Circuiting Transfer Using Basic Electrodes
碱性焊条非爆炸短路过渡工艺特性的研究
Processing and Analyzing of Signals of Short-circuit Metal Transfer in CO_2 Arc Welding System;
CO_2气体保护焊短路过渡信号的处理与分析
Vision-based Sensing of Weld Pool Geometry in MAG Welding of Short-Circuiting Transfer;
短路过渡MAG焊熔池形状参数的视觉检测
The Study of Full Digital System for AC Short-Circuit Welding and Low Heat Input Research
全数字交流短路过渡焊接系统及低热输入研究
On the Characteristics of Nd: YAG Laser-Short Circuiting Transfer GMA Hybrid Welding
Nd：YAG激光—短路过渡GMAW复合热源焊接特性研究
The new type of low spatter and high energy waveform control technology for short-circuiting welding
新型低飞溅高能量短路过渡波形控制技术
Influence of dynamic electromagnetic force on stability of short-circuiting transfer in GMAW
电磁力动态变化对短路过渡稳定性的影响
Methods to improve the processing properties of MIG/MAG short circuiting welding arc
改善MIG/MAG短路过渡焊接电弧工艺性能的方法
Influence of External Longitudinal Magnetic Field on Frequency of Short-circuit Droplet Transfer in CO_2 Arc Welding
外加纵向磁场对CO_2焊短路过渡频率的影响
Computer Simulation of CO_2 Short-Circuit Transfer Welding Based on Arc-Inverter System;
基于逆变电源—电弧系统的CO_2焊短路过渡过程的计算机仿真
Study on Push & Pull Feeding System and Process Exactly Control for CO_2 Short Circuit Welding
推拉丝短路过渡CO_2焊焊接系统及过程精密控制研究
Edge Detection of CO_2 Welding Metal Transfer Image Based on Wavelet Transform;
基于小波变换的CO_2气体保护焊短路过渡熔滴图像的边缘提取
Computer Simulation of Wave Control on Inversion Power Source-Arc System in CO_2 Short-Circuit Welding;
波控CO_2短路过渡焊逆变电源—电弧系统的计算机仿真研究