“coal classification”的概念、定义、翻译、参考文献-科学参考

单词	coal classification
释义	coal classification 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	impact/collision biomechanics impact compaction vibrator impact crater impact crusher impact device for overwinding impact dynamics impacted impacted cerumen impact energy theory impact excitation impact factor impact factor of liability insurance impact factors regarding to growth and development impact fluorescence impact fusion impact hypothesis impact ignition impaction impact ionization impact ionization, collision ionization impact ionization, ionization by collision impaction of omasum impaction of rumen impactite impact lightflash

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。