supervisory proposal letter

例句：

1. 1. Thecompany's supervisory proposal letter wasdue to be reviewed by the board ofdirectors tomorrow.
   公司的监督建议书明天将由董事会审查。
2. 2. The supervisory proposal letteroutlined a plan for improving the company's efficiency.
   监督建议书概述了一个提高公司效率的计划。
3. 3. The supervisory proposal letter wassubmitted to the government for approval.
   监督建议书已提交给政府以获得批准。