siphon raingauge

例句：

1. 1.The engineer designed a siphon gauge to measure the flow rate of water in the river.
   工程师设计了一个虹吸式雨量计来测量河流中的水流速率。
2. 2.The siphon gauge was used to collect data on rainfall patterns in different regions.
   使用虹吸式雨量计收集不同地区的降雨模式数据。
3. 3. The siphon gauge is crucial for monitoring the water level in reservoirs and preventing flooding.
   虹吸式雨量计对于监测水库水位和防止洪水至关重要。