“平均预期寿命”的概念、定义、翻译、参考文献-科学参考

单词	平均预期寿命
释义	平均预期寿命 Encyclopedia 法学平均预期寿命释 expectation of life平均预期寿命在一定的年龄别死亡率水平下，活到确切年龄后平均还能继续生存的年数。简称平均寿命。
随便看	external weight external work external Wushu schools externior ballistic measurement of rockets exteroceptor exterrestrial event Ext Flt Ext Freq extinction extinction coefficient extinction coefficient in crop canopy extinction coefficient of forest extinction coefficient of waterbody extinction contour extinction correction extinction cross section extinction cross-section extinction curve extinction debt extinction distance extinction efficiency extinction experiment extinction index extinction integral extinction of species in fishery

科学参考收录了854744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。