短語(yǔ)詞組短語(yǔ)nocturnal periodicity 夜現(xiàn)周期性;微絲蚴的夜現(xiàn)周期性growth periodicity 發(fā)育周期性;植物生長(zhǎng)的周期性;[植]生長(zhǎng)周期性periodicity interval 周期性區(qū)間nuclear periodicity 核周期性regular periodicity [統(tǒng)計(jì)]槼則周期性periodicity factor 周期因子environmental periodicity 環(huán)境周期性trading periodicity 銷(xiāo)售周期conditional periodicity 有條件的周期性;條件性的周期性 返回 periodicity