“book direct sale”的概念、定义、翻译、参考文献-科学参考

单词	book direct sale
释义	book direct sale Encyclopedia 文学〔发行业务〕释 book direct sale图书直销出版社直接将图书产品出售给消费者，向其进行图书推广、介绍，同时配以相应售后服务的一种图书销售方式。
随便看	reflexive class reflexive closure reflexive graph reflexive law reflexive locally convex space reflexive module reflexive movement reflexive normed space reflexive operator algebra reflexive polyhedron reflexive polytope reflexive reduction reflexive relation reflexive skew field reflexive space reflexive strategies reflexive subcategory reflexive subspace lattice reflexive thinking reflexive topological group reflexive transitive closure reflexivity reflexivity criterion reflexivity of equipollence reflex milk

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。