“casing-tubing annulus”的概念、定义、翻译、参考文献-科学参考

单词	casing-tubing annulus
释义	casing-tubing annulus Encyclopedia 工学油套环空释 casing-tubing annulus油套环空在下入生产管柱的油井井筒中，位于套管内的油管与套管之间的环形空间。
随便看	photon-to-electron coversion efficiency photon trapping photonuclear photonuclear absorption photonuclear reaction photonucleation photon up conversion photon up-conversion photo-optics photoorganoheterotroph photo orientation elements photooscillogram photooxidant photooxidation photooxidative degradation photooxide photooxygenation photopair photoparametric photopeak photoperiod photoperiodical reaction photoperiodic induction photoperiodic inhibition photoperiodicity

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。