“hafnium”的概念、定义、翻译、参考文献-科学参考

单词	hafnium
释义	hafnium [`haf·nē·ǝm] ^CHEMISTRY A metallic element, symbol Hf, atomic number 72, atomic weight 178.49; melting point 2000°C, boiling point above 5400°C.
随便看	platinum electrode platinum iodide platinum-iridium alloy platinum metal platinum Mohr platinum oxide platinum potassium chloride platinum resistance thermometer platinum-rhodium alloy platinum sodium chloride platinum sponge platinum sulfate platonic year platte platter plattnerite Plattner's process platy Platyasterida Platybelondoninae platycelous Platycephalidae Platyceratacea platycnemic index Platycopa

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