WELD SEAMS OIL TIGHT的意思|示意
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 ..
WELD SEAMS OIL TIGHT相关例句
The pipes are used for carrying sewage, water, oil or gas. Therefore, the weld seams produced during the manufacture of the pipe must be absolutely leak tight.
用于传输城市污水，水，油或者天然气的管道在焊接时必须保证严格的密封以防止泄露。