thin window counting tube

例句：

1. 1. The thin window counting tube is used to count the number of objects in a room.
   薄窗口计数管用于计算房间内物体的数量。
2. 2. The thin window counting tube was invented by a scientist who wanted to improve the accuracy of his measurements.
   薄窗口计数管是由一位科学家发明的，他想提高他的测量的准确性。
3. 3.The thin window counting tube is easy to use and can be used for various purposes, such as counting coins or measuring distances.
   薄窗口计数管易于使用，可以用于各种目的，如计数硬币或测量距离。