递降

递降 [dì jiàng]

1. ■ degradation; decrease gradually; progressive decrease; go down progressively; be reduced by degrees

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常用词组

1. ■ 递降法 {数} method of descending;

2. ■ 递降函数 descending function;

3. ■ 递降谱带 degraded band;

4. ■ 递降系数 degradation factor