一次差
- 网络first difference; Single Difference
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一次差
first difference
天文学翻译F-2... ... 第一宇宙速度 first cosmic velocity 一次差 first difference 第一拉格朗日点 first Lagrangian point ...
Single Difference
3.2.1 一次差(Single Difference)......................... 16 3.2.2 二次差(Double difference).........................