heavy-duty thread

例句：

1. 1. This heavy-duty thread is perfect for repairing old furniture.
   这种重型线材非常适合修复旧家具。
2. 2.The heavy-duty thread is stronger than regular thread and can withstand greater tension.
   这种重型线材比常规线材更坚固，能承受更大的张力。
3. 3. He used a heavy-duty thread to reinforce the wooden beams in his workshop.
   他用重型线材加固了他工作室的木梁。