photoelectric roll gap measuring instrument

例句：

1. 1.The photoelectric roll gap measuring instrument is used to measure the thickness of the material being processed.
   光电卷筒间隙测量仪器用于测量正在加工的材料的厚度。
2. 2. The precision of the photoelectric roll gap measuring instrument is crucial for the quality of the final product.
   光电卷筒间隙测量仪器的精度对于最终产品的质量至关重要。
3. 3. The photoelectric roll gap measuring instrument was developed to improve the efficiency of the manufacturing process.
   光电卷筒间隙测量仪器的开发是为了提高制造过程的效率。