neutron-moderation moisture meter

例句：

1. 1.The neutron-moderation moisture meter is used to measure the humidity in a room.
   中子调制湿度计用于测量房间的湿度。
2. 2. The neutron-moderation moisture meter was invented by a scientist named Dr. Smith.
   中子调制湿度计是由名叫史密斯的科学家发明的。
3. 3. The neutron-moderation moisture meter has been widely used in agriculture and industry to monitor soil moisture levels.
   中子调制湿度计在农业和工业中被广泛使用，以监测土壤湿度水平。