irrigation district的用法和樣例：
例句
- Present Conditions and Thinking of Canal Lining in Luohuiqu Irrigation Area.
洛惠渠灌區渠道襯砌現狀與思考。 - Spatial variability of soil moisture in the irrigation district is analyzed by integrating Geostatistics and general theory of statistics.
將提出的墒情監測方法及區域土壤水分預報方法，應用於構建整個灌區的實時灌溉預報模型之中，並在灌溉預報過程中進行實時修正。
