“正定内积”概念、定义、翻译-科学时代

单词	正定内积
释义	信息与系统科学词汇手册正定内积 positive definite inner product
随便看	epidermal cell epidermal growth factor epidermal growth factor epidermal growth factor--epidermal growth factor（EGF） epidermal growth factor（EGF） epidermal hair epidermal necrosis epidermal ridge epidermal stem cell epidermal tissue epidermidin epidermidin epidermin epidermis epidermis epidermis epidermis epidermis epidermis epidermitis epidermodysplasia epidermoid epidermolysis epidermolytic toxin epidermomycosis

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。