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气密焊缝
meaning in English
gas-tight seam
gastight seamm
sealing weld
Related Words
斜焊缝
焊缝裂开
环状焊缝
焊缝腐蚀
封闭焊缝
焊缝面
竣工焊缝
背焊缝
焊缝间距
轻焊缝
气密关闭
气密焊
气密盒
气密环
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