短語詞組短語opening exchange rate 開盤匯率opening area rate 開孔率opening joint rate 張開裂隙率opening g rate 開盤匯價opening - rate 開盤匯率floret opening rate 小花開放率nozzle automatic opening rate 水口自開率opening rate of airway 導(dǎo)氣管開孔率 返回 opening rate