This several thousand meter long ground net can not only resist the sand in the primary-harm wind direction but also guide the sand in the secondary-harm wind direction.

这道延伸数千米的地网既能在主害风向上阻沙，又能在次害风向上导沙。

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This several thousand meter long ground net can not only resist the sand in the primary-harm wind direction but also guide the sand in the secondary-harm wind direction.

这道延伸数千米的地网既能在主害风向上阻沙，又能在次害风向上导沙。

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