The measures to avoid the weld mark caused by different factors were put forward based on experiences .

结合经验，给出了针对不同原因所导致 熔 接 痕的改善对策。

The formation principle of weld mark in extrusion product was analyzed finely . It was pointed out that the weld mark had two forms such as notch and weakly connected .

对挤出制品 熔 接 痕形成的原理进行细致的分析，指出制品的熔接痕有V形槽及弱连接两种形式。

FORMATION PERFORMANCE AND PREDICTION OF WELD MARK IN INJECTION MOLDING Decision of Cooling Time for Injection Molded Slabs of Crystalline Plastics

注塑制件 熔 接 痕的形成、性能和预测结晶性注塑平板制品冷却时间的确定

Laser Welding of Aluminum and Stainless Steel and Analysis of the Microstructure of the Weld Mark

激光焊接铝&不锈钢及 焊缝显微组织分析

The research showed that the structure of weld mark was connected with the material formulation die mould of extrusion machine and parameters of processing technology .

研究发现， 熔 接 痕的结构与材料配方、挤出机机头模具及加工工艺参数均有关系。

Analysis of formation and structure of weld mark in extrusion product

挤出制品 熔 接 痕的形成、结构分析

The analysis model is divided into three regions and design nine groups of single factor experiment to simulation analysis . To compare the analysis results of weld mark .

将分析模型划分为三个区域，设计九组单因素实验模拟分析，比较每组 熔 接 痕的分析结果。

After I weld in supports for the grates I will be right around that mark .

焊缝后，我在支持为栅，我会的权利，前后 马克。

Approach to avoid weld mark in large-scale plastic part

大型塑件避免产生 熔 接 痕的方法