“便携式气体报警仪”的概念、定义、翻译、参考文献-科学参考

单词	便携式气体报警仪
释义	便携式气体报警仪 Encyclopedia 工学信号报警装置释 portable gas alarm便携式气体报警仪当监测到某类气体或多种气体的浓度超过设定阈值时，通过声、光、振动等方式告知人们的便于携带的报警装置。
随便看	polynomial time complexity class polynomial time complexity class, P polynomial time computable distribution polynomial time hierarchy polynomial time many-one reducible to polynomial time reducible language polynomial time reduction polynomial time samplable distributions polynomial time Turing reducible to polynomial trend polynomial triangle center polynomial valuation polynomial-valued polynomial vector field polynomial without affect polynomial without constant term polynorbornene polynosic polynuclear polynuclear coordination compound polynuclear metal complex polynucleate polynucleotidase polynucleotide polynucleotide phosphorylase

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。