1、
Casting Technique of the Aluminum Alloy Right Box and Prevention of Slag Blowhole Defects
铝合金右箱体铸造工艺及渣气孔缺陷防止
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2、
Black-ink-filled the size of the havoc in blowhole and changed the inspectable.
充墨时,破坏了气孔的大小,改变了气孔尺寸.
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