“coma”的概念、定义、翻译、参考文献-科学参考

单词	coma
释义	coma Physics 1. A nebulous cloud of gas and dust that surrounds the nucleus of a comet. 2. An aberration of a lens or mirror in which the image of a point lying off the axis has a comet-shaped appearance. Electronics and Electrical Engineering See distortion. Geology and Earth Sciences The diffuse shell of gas, typically about 150 000 km in diameter, which surrounds the nucleus of a comet. The coma and the nucleus form the ‘head’ of the comet.
随便看	radioisotope radioisotope imaging radioisotope thermoelectric generator radio jet Radiolaria radiolarian radiolarian earth radiolarian ooze radiolarite radiolocation radiology radiolysis radio meteor radiometer Radiometer Assessment using Vertically Aligned Nanotubes radiometric dating radiometry radio noise radionuclide radio occultation radiopaque radiopharmaceuticals radio receiver radio relay radio science system

科学参考收录了60776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。