单词	time-invariant channel
释义	time-invariant channel 恒时信道
随便看	product of sets product of spaces product of spheres product of subgroups product of tensors product of transformations product of vectors product of σ-rings product operation product order product orientation product path product-preserving functor product projection product rule product scheme product series product set product sign product space product star product structure product-sum product-sum form product theorem

数学辞典收录了72750条数学词条，基本涵盖了常用数学知识及数学英语单词词组的翻译及用法，是数学学习的有利工具。