“采油树”的概念、定义、翻译、参考文献-科学参考

单词	采油树
释义	采油树 Encyclopedia 工学采油树释 christmas tree采油树井口装置油管头以上的主体部分。外形像树。理学水下油气生产系统释 hristmas tree / production tree采油树位于油井顶端开口处的一个组件。它将来自井下的生产管道与出油管连接在一起，同时作为油井顶端和外部环境隔绝开的重要屏障。原称十字树、X型树或者圣诞树。
随便看	general position mapping general practice general practitioner general practitioner standardized training general precession general precession in longitude general prevention general principle general principle and method on structural design General Principle for Using of Food Additives general principle of choice general principle of elastic mechanical problem general principle of relativity General Principle on the labeling of prepackaged food General Principles for Guidance in Devising International Nonproprietary Names for Pharmaceutical Substances General Principles of Civil Law of the People's Republic of China general principles of dictionary-making general principles of law general principles of neurological examination general principles of the City Planning Committee General Principles of the Return General Principles of Writings general prismatoid general probability model general problem

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。