“visible trade”的概念、定义、翻译、参考文献-科学参考

单词	visible trade
释义	visible trade Economics See trade.
随便看	urbanism urbanization urbanization curve urbanization economies urban morphology urban planning urban political ecology urban regeneration urban social geography urban sprawl urban system urban theory Urban VIII (1568–1644) urban village Urca process urea urea cycle urea nitrate urea–formaldehyde resins ureilite ureotelic ureter urethane resins urethra Urey, Harold Clayton

科学参考收录了60776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。