“first law of cosines”概念、定义、翻译-科学时代

单词	first law of cosines
释义	数学词汇手册 first law of cosines 第一余弦定律
随便看	DCR DCR--DCR (domestic content requirements) DCR (debt coverage ratio) DCR (domestic content requirements) D criterion DCS DCS--DCS (distributed control system) DCS (distributed control system) DCS (distributed control system) DC secondary and primary clock system DC shunt motor DC solar electricity DC sputtering deposition DC substation DCT DC tachogenerator DCT--DCT (discrete cosine transform) DCT (discrete cosine transform) DCTE DCTE (data circuit terminating equipment) DCTE--DCTE（data circuit terminating equipment） DCTE（data circuit terminating equipment） dCTP dCTP--dCTP（deoxycytidine triphosphate） dCTP（deoxycytidine triphosphate）

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。