... V scarf V字型嵌接 V shaped welding V 型焊接 V stern 尖尾 ...
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V shaped welding V 型焊接
shaped welding V 形焊接
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Special for mullion V-shaped welding and cross welding cleaning.
专门用于塑料门窗中梃V型焊接及十字焊接焊缝的清理;
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