ON A NEW CHASMATOSAURUS FROM SINKIANG

来源 :中国地质学会志 | 被引量 : 0次 | 上传用户:ljiand
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
All the triassic reptiles so far described from Sinkiang wereDicynodontia.It is therefore of special interest to describe from thesame formation a completely different,carnivorous type belonging to theSub-order Pelycosimia of the Thecodontia.The specimen was discovered All the triassic reptiles so far described from Sinkiang wereDicynodontia.It is therefore of special interest to describe from thesame formation a completely different, carnivorous type belonging to theSub-order Pelycosimia of theTheodontia.The specimen was discovered
其他文献
地壳中的氦主要由两种不同组分构成:一种是由地壳岩石中铀、钍系元素的α衰变来的,其特点是~3He 与~4He 之比约为10~(-8);第二种是地球形成时遗留下来的原生氦,其特点是~3He
The specimens studied were collected by Mr.C.T.Wang (王景尊)from Yuehfangkou (月房溝),a locality at about 1500 m.SW of Shangpei-chuan (上白泉) village,the latt
本文的目的是要探讨板内新生代火山活动分布,以及它与对流所产生的岩石圈拉张应力场的关系。一般认为,地球的火山活动大部分是在地幔对流涡的上升翼中由于地幔岩石的压力解
On the 31 of August,1932,the writer of the present paper was ap-pointed one of the five members by the National Geological Survey,Peking tosurvey the soils of
国务院关于修改《国务院关于于职工工作时间的规定》的决定中规定:国家机关、事业单位实行统一的工作时间,星期六和星期日为周休息日。企业和不能实行前款规定的统一工作时间
[答]:可调节的手铰刀是可以铰钢套、铁套的。过去有的单位曾规定可调节的手铰刀不能用于铰钢套、铁套,主要原因是可调节手铰刀的价格比一般手铰刀贵,怕影响可调节手铰刀的耐
In the territory leased to Great Britain, which lies to the South of the Sam Chun river, there are many small areas of sedimentary rocks. A series of red beds,
As a consequence of the evergrowing attention paid to the mineral resourcesof Yunnan,the Chungitsun~1 phosphate deposit becomes inspiring and attractiveto indu
本书叙述了钻孔人工造斜的技术手段和工艺、小口径钻孔自然弯曲度的研究方法、纠斜手段和方式;叙述了钻孔人工造斜和辅助井筒设计效率的评价方法;系统列举了现代定向钻孔标
为了减少剃齿刀的品种、降低成本,本文提出了盘形剃齿刀的简明复算法,通过对剃齿刀和齿轮啮合时节圆上法向啮合角α_1、端面上有效啮合线长度上的必须超越值△l、径向间隙△