“ancient ships”的概念、定义、翻译、参考文献-科学参考

单词	ancient ships
释义	ancient ships Encyclopedia 工学﹝古代的舟船和车辆﹞释 ancient ships古代船舶在古代，人类最早发明的船舶是独木舟和竹（木）筏。理学古船释 ancient ships古船过去使用的船舶，特别是现代船舰普遍使用之前的古代与近代早期船舶，包括世界各地材质、形制和动力多样的独木舟、舟、筏、桨船、帆船和早期轮船等。
随便看	non-singular matrix nonsingular matrix nonsingular model nonsingular operator nonsingular perspectivity nonsingular point nonsingular projective transformation non singular quadratic form non-singular quadratic form nonsingular quadratic form non singular real algebraic variety non-singular real algebraic variety nonsingular real algebraic variety nonsingular solution nonsingular space nonsingular spacetime nonsingular stochastic process nonsingular surface nonsingular system non singular transformation non-singular transformation nonsingular transformation nonsingular value nonsingular variety nonsingular zero

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。