-
Landslide is a common mountain hazard in road slope, it occurred during the construction of Handan-Shahe Highway.
滑坡是道路边坡常见的一种山地灾害。
youdao
-
Landslide is a common mountain hazard in road slope, it occurred during the construction of Handan-Shahe Highway.
滑坡是道路边坡常见的一种山地灾害。
youdao