electrical bore comparator gauge

例句：

1. 1. Theelectrical bore comparator gauge is usedto measure the diameter of a hole ina material.
   电测孔径比较仪用于测量材料中孔的直径。
2. 2. The engineerused the electrical bore comparator gaugeto ensure that the hole was perfectly round.
   工程师使用电测孔径比较仪确保孔是完美的圆形。
3. 3. The electricalbore comparator gaugewas crucial in determining the qualityof the metal welding.
   电测孔径比较仪在确定金属焊接质量中至关重要。