mameter

例句：

1. 1. The engineer used a mameter to measure the distance between the two points.
   工程师使用一个测量器来测量两点之间的距离。
2. 2.The mameter was used to check the accuracy of the measurements.
   测量器被用来检查测量的准确性。
3. 3. The mameter was used to make accurate measurements in engineering.
   测量器在工程中被用来进行准确的测量。