“roofing copper”的概念、定义、翻译、参考文献-科学参考

单词	roofing copper
释义	roofing copper [`rüf·iŋ ´käp·ǝr] ^METALLURGY Copper that has been hot-rolled to sheets in 14- to 32-ounce (400- to 900-gram) weights.
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