井渠，读音jǐng qú，汉语词语，地下水道。
针对井渠结合灌区目前存在的地下水位下降、可用水量不足等问题，提出了运用多年的各种水资源均衡调节的方法。
In this paper, system analysis method is applied, a model of optimal conjunctive operation of surface water and groundwater resources for Fuyang, Huaibei district is established.
实例计算表明：应用此模型指导井渠结合灌区的水资源配置可实现真正意义上的地表水和地下水联合运用，提高水资源利用效率。
The application result showed that the model can realize conjunctive use of surface water and underground water in deed and improve water resources use efficiency.
无论多深的渠、潭、井，只要光线好，游鱼、碎石，丝纹可见。
No matter how deep the drainage, Tan, well, as long as the light is good, fish, gravel, silk pattern visible.
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