After the Kongdong reservoir water hole plate gate rebuild into a cone valve, the stilling basin, model test was conducted.

对崆峒水库输水洞平板闸门改建为锥形阀后的消力池进行了模型试验研究。

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Farmers have long called for the food supply chain, which can involve many traders and processors between farm gate and consumer plate, to be overhauled and simplified.

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