“orientable surface”的概念、定义、翻译、参考文献-科学参考

单词	orientable surface
释义	orientable surface [´ȯr·ē´en·tǝ·bǝl `sǝr·fǝs] ^MATHEMATICS A surface for which an object resting on one side of it cannot be moved continuously over it to get to the other side without going around an edge.
随便看	Taurus A Taurus cluster Taurus dark cloud taut-band ammeter taut-line cableway tautomerism tau-value tavistockite tawing Taxales taxi channel taxi-channel lights taxis taxiway Taxocrinida Taxodonta taxon taxonomic category taxonomy Tayassuidae Taylor connection Taylor effect Taylor instability taylorite Taylor number

科学参考收录了103327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。