Firstly, we construct the test of the exogenous structural mutation for a unit root process and this eliminates the influences on the model from the mutation of the data growth process.
本文首先构造了单位根过程外生性结构突变的检验，排除了数据生成过程的突变对建模的影响。
2
Finally, the action mode of exogenous NAA and BA in rooting process of cuttings was discussed.
最后，讨论了外源NAA和BA促进插穗生根的作用方式。
3
Dynamic process of fiber digestion in geese was determined by endogenous and exogenous indicators in this study.