a pointed iron bar for loosening patterns from moulds, which is inserted vertically into a hole in the pattern and caused to vibrate by being…
| 单词 | θ212976 |
| 释义 | society > occupation and work > equipment > metalworking equipment > [noun] > casting equipment > mould > equipment for loosening from mould (2) rapping bar1888 a pointed iron bar for loosening patterns from moulds, which is inserted vertically into a hole in the pattern and caused to vibrate by being… ingot stripper1904 a machine for separating an ingot from the mould containing it. |
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