“砂封”的概念、定义、翻译、参考文献-科学参考

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。

单词	砂封
释义	砂封 sand seal
随便看	active sulfur active sun active sunspot prominence active superfine calcium carbonate active surface active sweat glands active task active tectonic system active tectonic zone active time active tracking system active trade balance active transducer active transfer active transition active transport active treatment active trust active tuberculosis active type active unit active user active user list active valence active volcano