“钻具止回阀”的概念、定义、翻译、参考文献-科学参考

单词	钻具止回阀
释义	钻具止回阀 Encyclopedia 工学井下工具释 drill string non-return valve钻具止回阀在内防喷系统中，连接于钻杆和钻铤间的防喷装置。
随便看	cortex erythrinae erythrina bark cortexone cortex phellodendri woods in Nanjiang County Cortez Port Container Terminal Project of China Harbor Company cortical abscesses of kidney cortical anesthesia cortical area of visceral motility cortical evoked potential cortical granule cortical labyrinth cortical layer cortical motor area cortical nephron cortical pore cortical stimulus mapping cortical tissue corticobulbar tract corticoid corticoliberin corticorubrospinal pathway corticospinal anterolateral bundle corticosteroid corticosteroids inhibitors corticosterone corticotrophin

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。