【摘 要】
：
位於三峡腹地的万县凉风区甘宁乡的青龙河瀑布为我国之罕见。据测瀑布宽118米,高112米,这里四季飞流直下,深潭水雾漫天,自然景色十分壮观,据考证比黄桷树瀑布还大,瀑布正面
论文部分内容阅读
位於三峡腹地的万县凉风区甘宁乡的青龙河瀑布为我国之罕见。据测瀑布宽118米,高112米,这里四季飞流直下,深潭水雾漫天,自然景色十分壮观,据考证比黄桷树瀑布还大,瀑布正面和左侧约有700米~2的洞穴,穴内伴有大型地下溶洞尚待开发,在瀑布上下河段约10多公里地带处显示绿
Located in the hinterland of the Three Gorges Wanxian cool area Gan Ning Xiang Qinglong River waterfall is rare in our country. It is estimated that the waterfall width of 118 meters, 112 meters high, where the Four Seasons flew down, deep misty sky, the natural scenery is very spectacular, according to the textual research is greater than the Huangpi Shu waterfalls, the waterfall front and left about 700 meters ~ 2 caves , Cave with large underground cave yet to be developed, in the upper and lower reaches of the waterfall about 10 kilometers at the green zone
其他文献
分析了江苏水利工程建设推广应用预拌混凝土的必要性和可行性，提出了水利建设各阶段推广应用预拌混凝土的基本程序和要求，针对水利工程对混凝土的特殊要求，给出了水利建设工程应
建立同时测定茄根中2种苯丙酰胺类成分N-反式-对香豆酰基去甲辛弗林和N-反式-对香豆酰基酪胺含量的高效液相色谱方法。采用Agilent Eclipse XDB C18色谱柱(4.6 mm×250 mm,5
A simple and facile synthesis of 14-aryl and alkyl-14H-dibenzo[a,j]xanthenes and 1,8-dioxooctahydroxanthene derivatives has been successfully developed by treat
以介孔分子筛MCM-48为载体,采用水热法制备了负载磷钨酸H3PW12O40(HPW)的多金属氧酸盐催化剂HPW/MCM-48。利用傅里叶变换红外光谱(FT-IR)、小角度X射线粉末衍射(XRD)、氮气吸
通过Stille法将呋喃衍生物苯并二呋喃(BDF)引入共轭主链,合成了苯并二呋喃-呋喃-苯并恶二唑共聚物(Polymer 1,简称P1).以紫外吸收光谱分析了聚合物溶液及其膜的基本光谱特征,
目的:观察复方黄芪当归汤对MS大鼠胰岛素抵抗的干预影响以及在降糖、降脂和降压方面的功效,论证其在诊治MS方面的药用价值。方法:制备大鼠代谢综合征模型,观察正常对照组、模
川东南酉阳县泉孔乡,最近在森林里多次出现一种稀有动物,形如虎,长尾巴,4条腿,还长有一双特别发达的翅膀,全身长满绒毛,量黄褐色,身长约25厘米,双翅展开约50厘米,它既可以在
请下载后查看，本文暂不支持在线获取查看简介。
Please download to view, this article does not support online access to view profile.
请下载后查看，本文暂不支持在线获取查看简介。
Please download to view, this article does not support online access to view profile.
请下载后查看，本文暂不支持在线获取查看简介。
Please download to view, this article does not support online access to view profile.