“二次关井”的概念、定义、翻译、参考文献-科学参考

单词	二次关井
释义	二次关井 Encyclopedia 工学测试施工工艺释 second shut in二次关井在进行测试作业的油气井生产一段时间后，通过地面或井下控制，实现测试器第二次关闭的过程。
随便看	Newly Printed Complete Classical Prose with Scholars’ Commentaries Newly Revised Materia Medica new magic number Newman Newman conjecture Newman-Conway sequence New Manifest Destiny Theory Newman-Penrose formalism Newman projection Newman-Shanks-Williams number new material focal plane imaging device new material industry new materials of organic chemicals new measurement technology new media new media advertising New Media and Society new media communication new media economics new media information service new media literature new media news products new media public relations new media technology new media video advertising

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。