irrigated area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。 - The key research topics for addressing the secondary saline-alkalization in the irrigation area were suggested in the end.
最后，在綜合分析的基礎上，提出了基于可持續灌溉農業(yè)和遏制灌區農業(yè)副效應目標下的對策與建議。
