“煤的分类”的概念、定义、翻译、参考文献-科学参考

单词	煤的分类
释义	煤的分类 Encyclopedia 理学煤的分类释 coal classification煤的分类依据工业用途、工艺性质和煤炭资源特点等对煤进行的分类。又称煤的工业分类。
随便看	complex sample analysis complex scalar complex sentence complex sequence complex shifts complex simply connected analytic Lie group complex singularity complex singular kernel complex site complex society complex sound complex source complex space complex space form complex space of sevaral demensions complex spacial orthogonal group complex spectral measure complex spectral representation complex spectral resolution complex spectrum complex sphere complex spinor group complex stochastic process complex stomach complex straight line

科学参考收录了854744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。