Ganyang gutter Ganyang gutter span is about 17 kilometers, Dongla mountain gutter span is 8 kilometers.

赶羊沟正沟全长约17公里，东拉山沟正沟全长约8公里。

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Ganyang gutter Ganyang gutter span is about 17 kilometers, Dongla mountain gutter span is 8 kilometers.

赶羊沟正沟全长约17公里，东拉山沟正沟全长约8公里。

youdao