It is probably the ultimate channel for bringing the scourge of sand under permanent control to change from artificial vegetation to natural vegetation as soon as possible.
人工植被尽快向大面积天然植被过度，也许是根治沙害的终极途径。
2
Slit is an excellent channel for noise transmission, while a natural enemy of noise control.
缝隙是噪音传播的良好通道，是噪音治理的天敌。
3
As for the water resources from the surface water and natural raining, it is mainly to grout and seal the water conducted channel. Good water prevention and control results ware obtained.