In scanning , the technique of using more than one vertical scan to reproduce a complete image . in television , 2 : 1 interlace is used , giving two vertical scans ( fields ) per frame ; one field scans odd lines , and one field scans the even lines of the frame 利用多次垂直扫描来重显一幅完整图象的扫描技术。电视中使用2 : 1的交错率,即每帧分两场,垂直扫描两次,一场扫描奇数行,另一场扫描偶数行。
偶数: even number; even行: go偶数行穿孔: normal stage punch偶数行交错: even line interlace偶数行数: even number of lines偶数行间扫描: even-line interlace; even-lineinterlace卡片偶数行穿孔: normal-stage punching偶校验;首先渲染视频图像的偶数行: event偶数: t-even偶数: [数学] even number; even◇偶数页 [印刷] even page参数行: parameter line复数行: plural偶数级,偶数阶: even-odd rule偶数对, 偶数-偶数的, 偶-偶的: even-even导数行列式: jacobian函数行列式: functional deteminant; functional determinant; jacobian寥寥数行: just a few lines奇数行穿孔: interstage punch奇数行隔行: odd line interlace奇数行扫描: odd line interlace系数行列式: determinant of coefficient; determinant of the coefficients对偶数: dual numbers; dualzahl dual number偶数比: even ratio偶数步: even number step偶数层: even level