“platinum-iridium alloy”的概念、定义、翻译、参考文献-科学参考

单词	platinum-iridium alloy
释义	platinum-iridium alloy [`plat·ǝn·ǝm ǝ`rid·ē·ǝm `al´ȯi] ^METALLURGY An alloy with 1-30% iridium; as concentration of iridium increases, so do hardness, chemical resistance, and melting point; used in jewelry, electrical contacts, and hypodermic needles.
随便看	smoke screen smoke shelf smoke signal smokestack smokestone smoke technique smoke test smoke washer smoke-wire method smoky quartz smoldering S Monel smooth smooth blasting smooth bore smooth chert smooth drilling smoothed data smoothing smoothing choke smoothing circuit smoothing filter smoothing mill smoothing plane smooth manifold

科学参考收录了103327条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。