You could also use wire or fabric.

用金属丝或布带代替也可以。

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The preventing bag can use wire or jute line to connect.

防洪袋之间可用铁丝、麻绳相连。

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The preventing bag can use wire or jute line to connect.

防洪袋之间可用铁丝、麻绳相连。

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