“surface of the second class”的概念、定义、翻译、参考文献-科学参考

单词	surface of the second class
释义	surface of the second class Mathematics surface of the second class二班曲面
随便看	ring cavity laser ring chain tautomerism ring-chain tautomerism ring chromosome ring-closing metathesis ring-closing olefin metathesis ring-closing [olefin] metathesis (RCM) ring closure ring coelom ring condition ring contraction ring current ring cyclide ring-die formation ring direct product ring direct sum ring distribution network ring division ring domain ringdown ringed barred galaxy ringed barred spiral galaxy ringed norm ringed planet ringed space

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。