“permanent benchmark”的概念、定义、翻译、参考文献-科学参考

单词	permanent benchmark
释义	permanent benchmark [`pǝr·mǝ·nǝnt `bench´märk] ^ENGINEERING A readily identifiable, relatively permanent, recoverable benchmark that is intended to maintain its elevation without change over a long period of time with reference to an adopted datum, and is located where disturbing influences are believed to be negligible.
随便看	circuit noise circuit noise level circuit protection circuit reliability circuitron circuitry circuit shift cyclized rubber cyclizine hydrochloride cycloaddition cycloaliphatic cycloalkane cycloalkene cycloalkylaryl compound cycloalkyne cycloamylose cycloate cyclobarbital cyclobutadiene cyclobutane cyclobutene cycloconverter Cyclocystoidea cyclodextrin cyclodialysis

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。