and nasal type natural
男女婴每年出生自然比率
natural ratio of males to females born each year
暂无补充释义。
相关词条
natural representative
natural science
damped natural frequency【物】
liquefaction of natural gas【油气】;natural gas liquefaction【油气】
(1) treatment of RUBBER in general and of natural and synthetic
Natural Light Yellow Bees wax
natural gas odorant