As the pit forms, it damages the shot-peened layer locally at the surface.
斑点形成后, 它会损伤局部表面的喷丸层.
Removing or damaging the shot-peened layer can reduce the protection that this compressive layer provides against fatigue and stress corrosion crack initiation.
喷丸压缩层的改变或损坏会降低压缩层抵抗疲劳和应力腐蚀裂纹的保护性。
BRAD: A thin, wire nail; sometimes peened on one end.
曲头钉:一种细金属钉;有时候一端是平头的。
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