“coal preparation”的概念、定义、翻译、参考文献-科学参考

单词	coal preparation
释义	coal preparation Encyclopedia 理学〔煤田普查勘探〕释 coal preparation选煤利用煤与其他物质的不同物理、物理-化学性质，在选煤厂内用机械方法去除混在原煤中的杂质，把它分成不同质量、规格的产品的过程。
随便看	user lifestyle research user manual user memory user mental model user of agency worker user operation behavior analysis user-oriented test user pays principle user plane user preference of information need user pressure regulating device user process user profile User profile/User Personas user range error User requirements user requirements user research users and interactive information retrieval users authentication authorization user's collaborative information retrieving behavior users'cost of fisheries resources user's diary description user's exploratory searching behavior user's perspective study

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。