单词	steradian
释义	Steradian A steradian is used to measure solid angles. It "cuts out" an area of a sphere equal to radius2 Useful when dealing with radiation. See: Solid Angle
随便看	trend line tri- trial trial and error triangle triangle inequality theorem triangular number triangular prism trigonometry trillion trinomial triple trisect truncated trust truth table turn turn symmetry twelve-hour clock twenty-four hour clock twice two-dimensional two-step equation unary operation undecagon

数学辞典收录了1200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。