“heliograph”的概念、定义、翻译、参考文献-科学参考

单词	heliograph
释义	heliograph 日光反射信号机日光反射信号器日光反射信号仪日光摄影机日光仪日照计反光通信太阳光度计太阳摄影机太阳照相机太阳照相仪回光通信
随便看	normal traffic growth normal traffic position normal trajectory normal transformation normal transistor normal travel time curve normal tree normal trichromatic vision normal trichromatism normal trilinear coordinates normal twill normal type normal type of embryo sac normal-type wagon normal undercarriage normal unthreading normal uranium normal utility normal-valence oxide normal valency normal valley normal valuation normal value normal valve normal variable

科学参考收录了1248194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。