短語詞組短語periodic climate change 準0periodic change of FHR 周期性胎心率periodic change in endometriosis 周期性子宮內(nèi)膜變化simple harmonic periodic change 簡諧周期變化year periodic change 年周期性變化coordinate periodic change 協(xié)同周期性變化Change Periodic Transfer 改變定期轉(zhuǎn)帳change periodic digit filter 變步長數(shù)字濾波Change plan periodic transfer 脩改計劃定期轉(zhuǎn)帳 返回 periodic change