... 2.10. Marking 标识 2.11. Welding ends 焊接件 2.12. Supplementary requirements 补充要求 ...
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... 环槽式密封面对焊法兰 ring joint welding neck flange 梯形槽式密封面对焊法兰 ring joint welding neck flange 对焊和法兰端金属球阀 Welding Ends ...
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welding ends of 焊接端
Butt-welding ends 对焊连接
Flanged and Welding Ends 法兰和焊接端
Welding of ends bar 端板焊接
Arc welding pipe ends 电弧焊管端修口
Good welding requires exact positioning of the pipe ends.
良好的焊接要求两个管端正确对齐。
Pipeline inner loop welder is applicable for big-caliber pipeline welding in construction procedure to joint the ends of pipes and fulfill roots welding.
管道全位置自动内焊机适用于大口径管道焊接施工过程中组对管口、完成根焊。
Therefore, the first side pins and the second side pins can have symmetrical lengths without long side suspension ends and can be suitable for sticking and fixing wafers with single side welding pads.
因此，该些 第一侧引脚可与该些第二侧引脚达到长度对称且不会有长侧悬空端，而可 以适用于贴固具有单侧焊垫的晶片。
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