“power stroke”的概念、定义、翻译、参考文献-科学参考

单词	power stroke
释义	power stroke [`pau̇·ǝr ´strōk] ^{MECHANICAL ENGINEERING} The stroke in an engine during which pressure is applied to the piston by expanding steam or gases.
随便看	oblique sphere oblique spherical triangle oblique strophoid oblique triangle oblique valve oblique visibility oblique visual range obliquity factor obliquity of the ecliptic obliterated corner obliterating endarteritis obliteration obliterative appendicitis oblong mesh O/B/O carrier Oboe Obolellida obovate obscuration obscured sky cover obscure glass obscuring phenomenon obsequent obsequent fault-line scarp observability

科学参考收录了103327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。