“americium”的概念、定义、翻译、参考文献-科学参考

单词	americium
释义	americium [´am·ǝ`ris·ē·ǝm] ^CHEMISTRY A chemical element, symbol Am, atomic number 95; the mass number of the isotope with the longest half-life is 243.
随便看	time formula time front time fuse time gate time-height section time hopping time-interval measurement time-interval radiosonde time-invariant system time lag time-lapse photography timelike path timelike surface timelike vector time line time-mark generator time measurement time meridian time modulation time-motion study time-multiplexing time-of-day clock time of delivery time of flight time-of-flight mass spectrometer

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