“卡瓦”的概念、定义、翻译、参考文献-科学参考

单词	卡瓦
释义	卡瓦 Encyclopedia 工学井口工具释 slips卡瓦在井口转盘上用于卡紧和悬持井中的钻杆、钻铤、动力钻具、套管等管柱的井口工具。
随便看	Introduction to Information Management Introduction to Information Science Introduction to Information Resource Management Introduction to informetrics Introduction to Library Science Introduction to Literature Communication Introduction to Marine Cartography Introduction to Mathematical studies Introduction to Museum Introduction to Newspapers and Periodicals Distribution Introduction to Optical Electronics Introduction to Paleography Introduction to Pratacultural Sciences Introduction to Psychology Introduction to Radar Systems Introduction to Rangeland Taxonomy Introduction to Sciences of Human Settlements Introduction to Suzhou Pinghua Tanci Art Introduction to the Art and Literature Introduction to The Art of Photography Introduction to the Development of Facial Masks in Chinese Opera Introduction to the Science of Sociology Introduction to the Society for the Study of National Strengthening Introduction to the Study of History Introduction to“the Class Struggles in France 1848-1850”by Karl Marx

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。