<span style="font-family: 宋体; mso-ascii-font-family: "times new roman"; mso-hansi-font-family: "times new roman";">冷焊机的焊补效果及分析：使用冷焊机修复后，再将焊补处进行打磨、抛光，焊补处未见明显分界线、过渡区域微小、焊补点附近未见碳化物析出、焊补处金属组织致密，未见裂纹的产生。工件温度保持在20<span style="font-family: 宋体; mso-ascii-font-family: "times new roman"; mso-hansi-font-family: "times new roman";">－85<span style="font-family: 宋体; mso-ascii-font-family: "times new roman"; mso-hansi-font-family: "times new roman";">摄氏度左右，焊补点金属颜色与母材相同，补材为同材质的焊补点与母材致密度相同，相组织分析为无裂纹、周边金相组织未改变、无内应力，未出现硬化、软化现象。
<span style="font-family: 宋体; mso-ascii-font-family: "times new roman"; mso-hansi-font-family: "times new roman";">承接各种系统成套工程技术咨询、设计、安装、调试、、通用plc<span style="font-family: 宋体; mso-ascii-font-family: "times new roman"; mso-hansi-font-family: "times new roman";">安装调试及电气组装调试。
