“positive mold”概念、定义、翻译-科学时代

单词	positive mold
释义	测绘学词汇手册 positive mold 阳模（立体地图）
随便看	instrumented system instrument flight instrument flight rules instrument flight rules--instrument flight rules（IFR） instrument flight rules（IFR） instrument for aerial photographic record instrument landing system instrument landing system critical area instrument landing system--instrument landing system（ILS） instrument landing system（ILS） instrument man instrument meteorological condition instrument module instrument of appeal instrument of exchange instrument of exchange Instrument of Government of the Protectorate instrument of indebtedness instrument of indebtedness instrument of labour instrument of production instrument of proxy instrument of proxy instrument of ratification instrument of succession

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。