“反变分量”概念、定义、翻译-科学时代

单词	反变分量
释义	机械工程词汇手册 contravariant component 反变分量
随便看	purposive sampling purposive sampling purposive sampling purposive sampling purposive sampling purposive sampling survey purposive selection purposivism purposivism purposivism purpura purpura purpura purpurinuria purpurite PUR--PUR (polyurethane) purpus privet purse cover purse line purser purse ring purse seine purse seine hauling machine purslane purslane

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。

contravariant component