“马恒昌”的概念、定义、翻译、参考文献-科学参考

单词	马恒昌
释义	马恒昌 Encyclopedia 历史学劳动模范释 Ma Hengchang马恒昌（1907-07-24～1985-07-18）中国机械工人，劳动模范。
随便看	purely periodic decimal purely quadratic function purely random process purely scattering purely scattering atmosphere purely transcendental extension purely unrectifiable set pure magnesium pure mathematics pure metal resistance pastes pure morphism pure moxa stick pure net pure number theory pure nutrient analysis pure oxygen conversion pure periodic continued fraction pure phase pure photography pure point spectrum pure polynomial pure poly-vector Pure-positive Sword pure potential pure predicate calculus

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。