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| nail-shooting method (【技】一种测定连铸坯坯壳厚度的方法。铸坯出结晶器后，在某一位置射人钢钉。钢钉的液相线温度低于所浇钢水的液相线温度，故在液相区钉子完全熔化，在两相区钉子部分熔化，在固相区钉子不熔化。由此就可以通过试样直接分辨出坯壳厚度。) | |||
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