“密切面--密切（平）面”概念、定义、翻译-科学时代

单词	密切面--密切（平）面
释义	工程与技术词汇手册 osculating plane 密切（平）面
随便看	Playfair Playfair axiom playful aggression playful behaviour playgoer playgoer playgoing playground play group play group psychotherapy play head play hookey playhouse playhouse play impulse playing area play instinct playlet playlet playlist playlist playlist play mate play-over play (P & P)

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

osculating plane