拟建的内蒙古获青公路是半干旱山区线路工程的典型代表。
The programming highway from Huogeqi mining area to Qingshang town is a canonically line project in the semiarid region.
在山区高速公路建设中，因受地形地物限制，将线路敷设在陡坡上的情形较为常见。
Due to the limitation of terrain and culture on construction of expressways in mountainous areas, it is common to lay out lines on abrupt slope.
通过对山区送电线路雷害事故的分析，得出了山区雷害主要是雷击杆塔或避雷线造成的反击事故。
At summarizing lightning accidents of transmission lines in mountainous areas it was concluded that the lightning accidents were mainly caused by inverse flashover of lightning strike on tower.
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