decayable adj.腐朽的；腐爛的; 分解的；風化的decay-time integral [能源科學技術(shù)]衰變時間積分decay-time 餘煇decay-resistance 耐腐性能decay time [核] 衰減時間decay shutdown heat [土木建築工程]停堆衰變熱decay resistance grade [生物學]耐腐性等級decay resistance 耐腐性，耐腐蝕性能decay rate 衰減率；[核] 衰變率；衰變速度decay lifetime [物理學]衰變壽命decay law [物] 衰變定律decay heat removal system [物理學]衰變熱去除系統(tǒng)decay heat removal process [動力與電氣工程]衰變熱排出過程decay heat removal circuit [動力與電氣工程]衰變熱排出廻路decay heat removal [動力與電氣工程]衰變熱排出decay heat cooler 衰變熱冷卻器decay heat [核] 衰變熱decay electron 衰變電子decay curve [核] 衰變曲線；衰減曲線；退化曲線；餘煇曲線decay constant [核] 衰減常數(shù)；裂變常數(shù)