“principal diagonal”的概念、定义、翻译、参考文献-科学参考

单词	principal diagonal
释义	principal diagonal [`prin·sǝ·pǝl dī`ag·ǝn·ǝl] ^MATHEMATICS For a square matrix, the diagonal extending from the upper left-hand corner to the lower right-hand corner of the matrix, that is, the diagonal containing the elements a_ij for which i = j. Also known as main diagonal.
随便看	eccentric angle eccentric anomaly eccentric bit eccentric cam eccentric circles eccentric contraction eccentric gear eccentricity eccentric load eccentric orbit eccentric reducer eccentric ring structure eccentric rotor engine eccentric signal eccentric station eccentric valve ecchymosis Eccles-Jordan circuit Eccles-Jordan multivibrator eccrine gland ecdemite ecdysis ecdysone E cell E center

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