“portable transit”的概念、定义、翻译、参考文献-科学参考

单词	portable transit
释义	portable transit 便携式经纬仪轻便中星仪
随便看	oil-tight cover oil-tight hatch oil-tight hatchcover oil-tight joint oil-tightness oil-tightness test oil-tight riveting oil-tight test oil-tight work oil tintometer oil-to-coke replacement ratio oil-to-oil booster oil-to-oil heat exchanger oil-to-oil intensifier oil-to-water heat exchanger oil transfer equipment oil transfer pump oil-transferring oil transformer oil trap oil-trap oil tray oil-treated fabric oil treater oil-treatment of coal

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。