“technology of cast iron in ancient China”的概念、定义、翻译、参考文献-科学参考

单词	technology of cast iron in ancient China
释义	technology of cast iron in ancient China Encyclopedia 理学〔中国古代金属加工〕释 technology of cast iron in ancient China中国古代铸铁技术中国古代最重要的金属技术发明创造之一。
随便看	triviality triviality condition trivialization trivialized cobordism theory trivializing trivial knot trivial line bundle trivial link trivial loop trivial mapping trivial metric trivial module trivial nest trivial norm trivial operation trivial operator trivial ordered trivial ordered set trivial product trivial relation trivial representation trivial restriction trivial ring trivial section trivial set

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