electronic counter type frequency meter

例句：

1. 1. This electronic counter is used to measure the weight of objects accurately.
   这个电子计数器用于准确测量物体的重量。
2. 2.The electronic frequency meter is very useful for measuring frequencies in various fields.
   电子频率计在各个领域中测量频率非常有用。
3. 3.The electronic counter type frequency meter is widely used in industrial production and quality control.
   电子计数器类型频率计在工业生产和质量控制中广泛使用。