论文部分内容阅读
(一)陕西境内有两大山脉,秦岭、乔山横贯东西,把陕西分为关中、陕南、陕北三大自然区。这三大自然区在历史时期均富于森林,为人称道。关中自然区,东起潼关,西到宝鸡,东西长约二百公里,宽约三十至八十公里,平均海拔500米左右,全年无霜期约六个月,年降水量550至700毫米。气候温和,地势平坦,土地肥沃,物产丰饶,号称“八百里秦川”。陕西考古发现,几十万年前的兰田猿人时代,秦岭北麓的渭河谷地,遍布原始森林。同兰田人一起生活着
(I) There are two major mountain ranges in Shaanxi Province. Qinling Mountain and Qiaoshan Mountain cross the east and west and divide Shaanxi into three major natural areas: Guanzhong, Southern Shaanxi and Northern Shaanxi. The three major natural areas are rich in history in the forest, praised by people. Guanzhong natural area, east of Tongguan, west to Baoji, something about 200 kilometers long and 30 to 80 kilometers wide, with an average elevation of about 500 meters, the annual frost-free period of about six months, the annual precipitation 550 to 700 mm. A mild climate, flat terrain, fertile land, rich products, known as “eight hundred miles Qinchuan.” Archeological discovery in Shaanxi Province, hundreds of thousands of years ago, the Ape Mantian era, the Qinling Mountains in the Weihe Valley, all over the primeval forest. Live with the people in the area