... welding goggles 焊工护目镜；黑玻璃,滤色玻璃 welded rod 焊接篦条；焊接篦条,焊接筛条 weld nugget 点焊焊点；点焊焊点,点焊熔核 ...
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He welded the broken rod 他把断裂的金属棒焊接起来
The mechanical properties and metallographic structures of the friction welded drill rod and the hot upset forged drill rod pipe are compared.
本文叙述了这种钻杆的焊接性，并与采用热镦粗工艺生产的钻杆管体金相组织和机械性能进行了对比。
Rod guide, for 8mm round rods. Screwed onto a welded stud or countersunk screw. Lower version (200-3606.3) also as shown in the samples of application.
圆柱杆的连杆导槽，旋在焊接螺钉或埋头螺钉上。应用示例图中还画出了较低型（200-3606.3）
It can simulate a human expert to make analysis and design scheme mainly for four kinds of typical engineering components-pressure vessels, huge rotation constructions, pump-rod and welded structures.
它可以模仿人类专家，对四种典型工程构件-压力容器、大型旋转构件，螺杆泵及焊接结构进行分析和设计。
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