求翻译：该地区自然条件优越，昼夜温差大，光照时间长，平均无霜期153天，年平均降水量135毫米。海拔平均在1400-2800米左右，适宜于各种大田作物和叶菜作物的生长和繁育，是国内良种繁育的最佳优选基地之一。是什么意思？

Superior natural conditions of the region, the temperature difference between day and night, light a long time, the average frost-free period of 153 days, the average annual rainfall of 135 mm. The average elevation of 1400-2800 meters, suitable for the growth and breeding of a variety of field crop

In the natural conditions, the temperature difference between the day and night, light for long time and an average 153 days non and the average annual rainfall 135 mm. In 1400 - an average altitude 2,800 meters around Daejeon and is suitable for various crops and the growing of the crop leaf, and b

This local natural condition is superior, the diurnal temperature difference is big, the illumination time is long, average frost-free period 153 days, annual mean precipitation 135 millimeters.The elevation average about 1400-2800 meter, is suitable in each kind of big field crops and the leaf vege

Superior natural conditions of the region, large temperature difference between day and night, light long, an average of 153 days of frost-free period, the average annual precipitation is 135 mm. 1400-2800, the average elevation meters, suitable for a variety of field crops and leaf growth and breed

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