“standard test block and contrast test block”的概念、定义、翻译、参考文献-科学参考

单词	standard test block and contrast test block
释义	standard test block and contrast test block Encyclopedia 工学金属管线探测仪释 standard test block and contrast test block标准试块与对比试块在无损检测中用于校验仪器或检测系统，或用于标定测试结果的按约定的规则制造的被检测样品。
随便看	quasi-Euclidean space quasi-everywhere quasi-exact category quasi-excellent ring quasi-expectation quasi-experiment quasi-experimental design quasi-factor quasi Fermi level quasi-Fermi level quasi-fibration quasi-field quasi-filtered category quasi-finite quasi-finite extension quasi-finite morphism quasi fission quasi-fission quasi flow in pores quasi-fluxon quasi-free quasi-free basis quasi-free electron quasi free electron approximation quasi-free electron approximation

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。