立焊

vertical welding的用法和样例：

例句

In this paper,the near-optimal settings of the welding process parameters in keyhole PAW were determined with relatively few experiments.本文在实验量很少的情况下，应用遗传算法确定了穿孔型等离子弧立焊工艺参数的近似最优化配置。

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841 、埋头铆钉 countersinkheadrivet 842 、埋头锥孔 countersink 843 、埋头螺栓 countersinkheadbolt 844 、埋头螺丝 countersinkheadscrew 845 、埋头钻 countersinkdrill 846 、

发表于:2018-11-29 / 阅读(424) / 评论(0)

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万花筒2006年

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1471 、实践计划 realization 1472 、对比 contrast 1473 、对流 convection 1474 、对接 butt 1475 、对接合；对接榫 buttjoint 1476 、对接角榫 buttmitredjoint 1477 、对接焊

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实用英语

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质量合格证书 certification of fitness 原材料 raw material 底板 bottom plate 垫层 cushion 侧壁 sidewall 中心线center line 条形基础 strip footing 附件 accessories 型钢 profile steel 钢板 steel plate 熔渣 slag 飞溅 weldin

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