WELD SEAMS OIL TIGHT的意思|示意
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焊缝油密
WELD SEAMS OIL TIGHT的网络常见释义
焊缝油紧 WELD SEAMS OIL TIGHT » 焊缝油紧 the difficulty is relatively large and difficult to bear fruit. » 难度相当大，而且难以见效。
焊接接缝油紧 WELD SEAMS OIL TIGHT » 焊接接缝油紧 gentleman » 绅士 ..