短語詞組短語periodic tapping system 周期割膠制periodic perturbed system 周期擾動系統(tǒng)periodic linear system 周期線性系統(tǒng)asymptotically periodic competition system 漸近周期競爭系統(tǒng)periodic impulsive system 周期脈沖系統(tǒng)periodic interval system 周期區(qū)間系統(tǒng)periodic review system 定期評估法;定期再購系統(tǒng);定期檢查系統(tǒng)haha periodic inventory system 定期盤存制;實地盤存制periodic c system 周期系 返回 periodic system