常見(jiàn)例句雙語(yǔ)例句As an appendix, chapter six presents the discount model of main tariff packages in fixed network carries.第六章以附錄的形式介紹了固網(wǎng)運(yùn)營(yíng)商主流促銷(xiāo)套餐的折釦率測(cè)算模型。 返回 tariff discount