... 逆冷硬(铸疵)inverted chill 逆冷硬(铸疵)reverse chill 逆冷硬(铸疵)，内冷铁internal chill ...
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Both the chill and reverse chill are defects often found in the nodular iron knucle castings.
白口和反白口缺陷是球铁件转向节的常见缺陷。
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