In addition to causing the welding line to break off, may also lead to other local damage near the welding line, such as sealing data.

除了招致焊接线烧断外，还可能招致靠近焊接线的其他局部损坏，例如密封资料。

youdao

Flat welding flange not only saves space, reduces weight, more importantly, to ensure that joints do not leak, has good sealing performance.

平焊法兰不仅节省了空间、减轻了重量，更重要的是确保接头部位不会发生泄漏，具有良好的密封性能。

youdao

The waterproof layer of the lap joint should stick (welding) firm, tight sealing, no distortion, fold, curling and blister defects.

卷材屋顶防水层的搭接缝应粘(焊)结牢固，密封精密，不得有扭曲、皱折、翘边和起泡等缺陷。

youdao

So technically demanding is the sealing process that the company had to create its own welding expertise no supplier was up to the task.

ECONOMIST: Espresso coffee