inside weld tiny crack

• 内焊缝微裂纹

inside weld tiny crack的用法和样例：

例句

1. The FSW process results in different microstructures and stress distributions at different weld zones, which exhibit different corrosion behaviors correspondingly.
   其工艺特性导致各焊缝微区组织和应力状况不同，从而展现出不同的腐蚀行为。