例句與造句

1. There is a similar notion of "'column equivalence "', defined by elementary column operations; two matrices are column equivalent if and only if their transpose matrices are row equivalent.
2. In 1894 came a major breakthrough when Juli醤 Paniagua Mart韓ez and Sebasti醤 Hurtado developed the chromatic marimba by adding to the diatonic row of sound bars, comparable to the white keys of the piano, a second row equivalent to the black keys.
3. It's difficult to find row equivalent in a sentence. 用row equivalent造句挺難的