Schmidt corrector

例句：

1. 1. The Schmidt corrector is a device used to check the accuracy of printed documents.
   施密特校正器是一种用于检查印刷文件准确性的设备。
2. 2. The engineer used the Schmidt corrector to ensure the precision of his work.
   工程师使用施密特校正器来确保他的工作精度。
3. 3. The Schmidt corrector was designed to improve the quality of printed materials.
   施密特校正器被设计用来提高印刷材料的质量。