“sand glass”的概念、定义、翻译、参考文献-科学参考

单词	sand glass
释义	sand glass 砂玻璃计时沙漏
随便看	steam strainer steam strainer valve steam stripping steam stuffing box steam superheating steam supply steam supply and power generation steam supply and power generation plant steam supply line steam supply pipe steam supply valve steam table steam tail piece steam tempering steam tension steam-tent steam test steam thawing steam throttling steam tight steamtight steam tight globe steam tight joint steam tightness steam tight test

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。