Next, they started to construct the main canal.

然后他们开始修建主渠.

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The article introduces the design and construction of soil - cement key governing in main canal landslide.

文章介绍水泥土键在干渠滑坡治理中的设计和施工技术.

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Since the scheme has been put into practice, the deposition in main canal is decreased obviously.

该方案实施后, 骨干渠道减淤效果明显,取得了成功的经验.

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