此外，我们订购一些用于焊接钢的焊条和三角皮带。
Besides that, we'd like to order some electrodes for steel and v-belts.
介绍了一种用于焊接结构完整性研究过程的数据库系统。
A database system for study on the integrality of welding structure was developed in this paper.
本装置适用于焊接电弧物理研究及其他类似过程的研究。
This device is applicable to studying welding are physics and other similar processes.
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