题目：
钢液在凝固过程中生成的夹杂物称为（）。
A.一次夹杂
B.二次夹杂
C.三次夹杂
D.四次夹杂
答案：
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参考答案：错
钢液在凝固过程中生成的夹杂物称为（）。A.一次夹杂 B.二次夹杂 C.三次夹杂 D.
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