root of the first order的意思|示意
美 / ru:t ɔv ðə fə:st ˈɔ:də /
英 / rut ʌv ði fɚst ˈɔrdɚ /
一极根
root of the first order相关例句
The article educed that the series of hard wheat futures and spot prices show their first-order difference stationary, I (1) process, by the unit root test.
通过单位根检验，确定硬麦期货与现货价格序列具有一阶差分平稳性即i(1)过程。