• 1. substantial quantity: 年夜数量
• 2. substantial quantity of interface equipment: 大量的接口设备
• 3. substantial E quantity: 大数量

• 1.We are prepared to purchase substantial quantity of…
  我公司准备购入大量…
  dict.yoduao.com
• 2.As regards economy, early studies offered significant advantages since a substantial quantity of interface equipment in the telephone exchange could be eliminated.
  至于经济性，早期的研究表明，由于数字业务可以省掉电话交换中大量的接口设备，因而具有重要的优势。
  dict.yoduao.com
• 3.We are now interested in purchasing substantial quantity of polyester cotton blended fabrics of the following specifications. Please quote your rock bottom prices.
  本公司有意大量购买以下规格的混纺人造纤维，请贵公司报出最低价格。
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