“mean life”的概念、定义、翻译、参考文献-科学参考

　

单词	mean life
释义	mean life Encyclopedia 理学原子核释 average life; mean life平均寿命放射性核素所有原子的平均存活时间。对于按指数规律衰变的体系，平均寿命是放射性核素的原子核数目衰减至起始时刻的1/e所需的时间。用符号τ表示。 Physics ＞原子核物理学＞原子核衰变＞释义 mean life平均寿命 Mathematics mean life平均寿命 Astronomy mean life平均寿命 Chemistry ＞放射化学与辐射化学＞基础放射化学＞释义 average life; mean life平均寿命
随便看	stress concentrations stress control standard for hydraulic structures stress control training stress coping stress corrosion stress corrosion cracking stress corrosion cracking of oil and gas pipeline stress corrosion cracking test stress cracking stress deviator stress distribution stress distribution of foundation stressed Ge:Ga infrared array stressed-lap polishing stress effect of daodi herbs stress element stress-energy tensor stress equalizing stress evasion stress fatigue stress fiber stress field stress field of dislocations stress-freezing method of photoelasticity stressful life events

　

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