MEI Shi - long , 1991 . Middle and Late Cambrian conodont and trilobite biostratigraphy in Wanxian, Hebei . Unpublished Ph. D thesis of Peking University.武桂春, 2003. 鲁西地区晚寒武世牙形石. 北京大学博士研究生学位论文.Cambrian stratigraphy well d...
Dengta marine built gypsum deposits occurred in Mantou Jianchang Formations, Lower Cambrian.灯塔海积石膏矿床赋存于下寒武统馒头组—碱厂组中.The Pre - cambrian alumino - siliceous slate is the host rock of antimony deposit inHunan.湖南前寒武系的 硅铝 质板岩...
None is of freedom or of life deserving unless he daily conquers it anew . ( Erasmus )只有每天再度战胜生活并夺取自由的人,才配享受生活或自由. ( 伊拉斯漠 )A job well done is deserving of praise.一件工作做得好应该受到表扬。...artists deserving of public subsidy.应该得到政...
介绍了利用BTC生产 过程中产生的副产品氯化氢气体合成盐酸乙脒的工艺研究.This paper introduces the production technology of acetamidine hydrochloride and hydrogen chloride produced in BTC synthesis.采用重量分析法测定盐酸乙脒中难挥发杂质的含量.The content of in volatile impuriti...
I had been standing in line for three hours.我已经排了3个小时的队。The workers are in line for a rise in pay.工人们有可能增加工资.He must be in line for a place in the Guinness Book of Records.他肯定能在《吉尼斯世界纪录大全》中获得一席之地。...