“烟密度”的概念、定义、翻译、参考文献-科学参考

单词	烟密度
释义	烟密度 Encyclopedia 工学阻燃整理释 smoke density烟密度材料在规定的试验条件下发烟量的量度。
随便看	number of reorderings number of repetitions number of replications number of rows number of runs number of samples number of scans number of scans (NS) number of science and technology archives number of search number of share number of sheets number of significant digit number of solutions number of stages number of states number of survivors number of the first class number of theoretical plates number of the second class number of traffic exit and entrance amounts number of variations of signs Number of Visits number of zeros Number One Restaurant under Heaven

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。