“work at height”的概念、定义、翻译、参考文献-科学参考

单词	work at height
释义	work at height Encyclopedia 工学高处作业释 work at height高处作业凡在坠落高度基准面2米及以上有可能坠落的高处进行的作业。
随便看	improper point improper principal ordinal improper prior improper quadric improper quotient object improper rational function improper refinement improper representation improper rotation improper rotation group improper sales behavior improper set improper singularity improper subalgebra improper subclass improper subgraph improper subgroup improper submodule improper subobject improper subset improper subspace improper symbol improper symmetry operation improper transformation impropertransposition

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。