procurement scheme

例句：

1. 1.The company has developed a procurement scheme to reduce costs.
   该公司已制定一项采购计划以降低成本。
2. 2. The government has introduced a new procurement scheme to improve efficiency.
   政府已推出一项新的采购方案以提高效率。
3. 3.The company's procurement scheme is based on fairness and transparency.
   公司的采购方案基于公平和透明。