“photogram”的概念、定义、翻译、参考文献-科学参考

单词	photogram
释义	photogram [`fōd·ǝ´gram] ^{GRAPHIC ARTS} A design or pattern produced on regular photographic paper without the use of a negative or a lens system; opaque or transparent objects are assembled on the paper, and the paper is exposed to light and processed in the usual way.
随便看	warm-core cyclone warm-core high warm-core low warm cyclone warm drop warm front warm high warm low warm pool warm sector warm start warm tongue warm-tongue steering warm-up time warm wave warning agent warning beacon warning device warning message warning net warning pipe warning radio beacon warning-receiver system warning stage warp

科学参考收录了103327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。