“庞特里亚金类”的概念、定义、翻译、参考文献-科学参考

单词	庞特里亚金类
释义	庞特里亚金类 Physics ＞理论物理学＞数学物理＞释义 Pontryagin class庞特里亚金类 Mathematics ＞拓扑学与几何学＞代数拓扑学＞释义 Pontryagin class庞特里亚金类 Pontryagin class庞特里亚金类^†
随便看	water surge water survey water swelling strip water system layout in garden water system of hydropower station water system planning water table depth water tariff water temperaturein marginal sea of China water temperature measuring instrument water temperature observation water test water thawing equipment water-tight watertight bulkhead water-tight connector water tightness water tipper Waterton Glacier International Peace Park Waterton Lakes National Park water toughening water tower structure water traffic control system Water Transfer from Yellow River to Wei River water transfer printing

科学参考收录了854744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。