“valve mechanism”的概念、定义、翻译、参考文献-科学参考

单词	valve mechanism
释义	valve mechanism Encyclopedia 工学配气机构释 valve mechanism配气机构根据内燃机每一气缸内进行的工作循环和发火次序的要求，定时地开启和关闭各气缸的进、排气门，以保证新鲜可燃混合气（汽油机）或空气（柴油机）及时进入气缸并把燃烧生成的废气及时排出的机构。
随便看	theragnostic radionuclide pair The Railway Museum The Rainbow the Rainy Lane The Rake's Progress theralite The Ralli Museum The Rand Daily Mail theranostic polymer theranostics The Rape of the Sabine Women therapeutic cloning therapeutic drug monitoring therapeutic electric apparatus therapeutic exercise therapeutic index therapeutic landscapes therapeutic listening the rapeutic mineral water therapeutic places therapeutic qigong therapeutic radiology therapeutic radionuclide therapeutic reminiscence therapeutic study

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。