...龟裂 附着力 针孔 白锈[gap=616]Key words: alcohol-soluble inorganic zinc silicate primer; crack; adhesion; needle hole; white iron...
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The needle hole 针眼洞
needle hole test 针孔试验
bit tail hole boring needle 钎尾扩眼针
bit tip hole-boring needle 钎头扩眼针
the needle tears a hole 针尖蜇噬着伤口 ; 尖锥撕扯出疮孔
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