在野外如何查寻干清水源(国外英文资料).docVIP

在野外怎样寻找干净水源(国外英文资料) How do you find clean water sources in the wild? The easiest way to find water in the field is to hear water or see water. Pay attention to the foot of a mountain, mountain, cliff, basin bottom, such as whether the mountain streams or waterfalls, there are no frogs and birds call etc.. If you can hear these sounds, it means that the water is not far from the water source, and can prove that the water here is flowing live water, you can drink directly. If you smell a wet odor, or because of the smell of wind and the smell of weeds, then look for the source of water in the direction of the scent. Water sources can also be found by observing animals, plants, weather, climate and geographical conditions. Judge the level of the water table according to its topography and topography. There is a small stream in the middle of the two larger ridges. The foot of the mountain often has groundwater, low-lying areas, rain concentrated places, and the lower reaches of the reservoir, etc., the underground water levels are high. In addition, under the dry river bed, at the bottom of the bend at the outer edge of the river, dig down for a few meters, and then there is water. As in the hot summer the ground is always very humid, under the same climatic conditions, the ground long and do not hot sun high groundwater level; in the fall of surface water vapor rises, morning often appear like gauze like fog, night dew is heavy, and the wet ground, indicating high underground water level and adequate water; in the cold winter, glaucous slot at the surface, the underground water level is relatively high; the spring thaw place early and late winter frozen places and snow melting fast local groundwater levels are high. The growth of Typha, Salix, Malian, Lily (also known as yellow mustard), wood, and the water level is relatively high, or the growth of Chenopodium album, Gao Peng; Wang, the sand where there are water, but the water quality is not good, there are bitter o