But if avoidance was impossible, such as the section cutting through the Hohxil, Qumar and Soga nature reserves, the planners would compare several designs, and put forward protection measures to minimize disturbance to the nature reserves.

• 对于无法避让，必须经过野生动物活动区域的路段，如穿过可可西里、楚玛尔河、索加等自然保护区的线路区段，在设计中进行了多方案比选，研究提出工程保护对策，尽量减少对自然保护区的干扰。