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weiding

网络通州区

weiding

weiding

weiding

通州区

... 江苏省,盐城市 yuanmong69 北京市,通州区 weiding 福建省,泉州市 yzl520302 ...

1

When groove is made , the face without groove along the weiding part direction is called root face

焊件开坡口时，沿焊件方向未开坡口的端面部分叫钝边。

2

A Management of the Weiding Technology on the Spot for the Cold Tank in Air Seperation Device

空分装置中冷箱的现场焊接工艺管理

4

Study on overlay - weiding material and process of gear- annular of breaking coal

碎煤齿环堆焊材料与工艺研究

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