铜仁地区天然本底辐射水平调查及所致居民的剂量估算

来源 :职业卫生与病伤 | 被引量 : 0次 | 上传用户:zzdlily_4000
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
铜仁地区位于贵州省东北部,东面与湖南省相邻,北部与四川省川东南相接,地处北纬27°07′—27°05′,东经107°45′—109°39′之间。全区皆处于云贵高原东部边缘到湘西丘陵的过度地带,境内中部有高耸的梵净山块为主体的武陵山脉,主峰2572米,逐渐向东西侧下降,自然的将本区分成东西两个部份。地势海拔多在800米以上,最低为锦江河 The Tongren area is located in the northeast of Guizhou Province, adjacent to Hunan Province in the east and to the southeast of Sichuan Province in the north. It is located between latitude 27 ° 07’-27 ° 05 ’north and longitude 107 ° 45’-109 ° 39’E . The whole region is located in the Yunnan-Guizhou Plateau to the eastern edge of Xiangxi hills over the area, the central territory of the towering Fanjingshan block as the main Wuling Mountains, the main peak 2572 meters, gradually decreased to the east and west, the natural division of the two east and west Copies Terrain more than 800 meters above sea level, the lowest for the Jinjiang River
其他文献
李淑荣主任将中风后假性球麻痹分为风火上扰、风痰瘀血、气虚血瘀、阴虚风动4种证型,其中,风火上扰者,选用天麻钩藤饮加减;风痰瘀血者,予半夏白术天麻汤合桃红四物汤加减;气虚血瘀