... 室外活动 outdoor activities; outdoor activity 外活动接头 outer casing of joint 校外活动 extra-school activity ...
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outer casing of joint
接头外壳
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The method of surfacing welding sealing strip was adopted to repair the deformation of the flange joint surface of the high and intermediate pressure outer casing .
修理前，围绕兼顾解决焊接性、应力和变形问题，结合实际施工条件制定了以手工钨极氩弧焊、镍基焊丝、焊前低温预热、焊后锤击焊缝为要素的冷堆焊工艺。
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