degradation chain transfer
[化] 退化链转移
degradation factor
[计] 递降系数, 递降因数
degradation failure
[计] 退化故障
degradation model
[计] 退化模型
degradation of polymer
[化] 高分子解聚
degradation testing
[计] 老化试验
degradations
n. 堕落( degradation的复数形式 ); 下降; <地>陵削; 毁坏
