observational study
观察研究
observational data
观测数据
observational research
观察性研究
observational skills
观察技能
Observational studyaims at the approach to a dynamic system whose equation is undeterminable.
该方程组的解在有限时段上的采样值与给定序列重合。
rely on observational evidence
依赖观察证据
observational study
观察研究
observational data
观测数据
observational research
观察性研究
observational skills
观察技能
Observational studyaims at the approach to a dynamic system whose equation is undeterminable.
该方程组的解在有限时段上的采样值与给定序列重合。
rely on observational evidence
依赖观察证据
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