sand production rate

例句：

1. 1. The company'ssand production rate has increased significantly in recentyears.
   该公司近年来的沙产量率显著提高。
2. 2.The sand production rate is a key factorin determining the success of a construction project.
   沙产量率是决定建设项目成功的关键因素。
3. 3.To improve sand production efficiency, the companyis investing in new technology.
   为了提高沙产量效率，公司正在投资新技术。