“coal culm”概念、定义、翻译-科学时代

单词	coal culm
释义	矿业工程技术词汇手册 coal culm 煤粉
随便看	landing landing landing landing account landing account landing account landing agent landing agent landing agent（L/A） landing approach landing area landing-area floodlight landing beam landing book landing book landing bounce landing certificate landing certificate landing certificate landing charge landing charge landing charge landing direction indicator landing discursiveness landing distance

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。