“positive crystal”的概念、定义、翻译、参考文献-科学参考

单词	positive crystal
释义	positive crystal Physics 光学、声学光学 [optically] positive crystal[光]正晶体 positive crystal正晶体^†
随便看	aerated grit chamber control system aerating root aeration aeration cone aeration gas floating aeration stone aeration technology aerator aeratron AERE aerenchyma aerial aerial aerobatics aerial attack aerial cableway survey aerial camera aerial displacement transducer aerial electrostatic spraying system aerial exploration flight aerial fiber cable aerial forest fire-protection aerial-ground integrated monitoring and management of soil and water conservation aerial hijacking aerial hypha aerial image database

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。