pal line造句

• The swing of the burst phase distinguishes PAL from non-PAL lines, and produces the IDENT signal.
• The PAL line remains unchanged, except for the addition of a white model, dubbed the iPAL, geared to capitalize on the iPod's popularity.
• Sampling at 13.5 MHz was used as it is a common multiple of NTSC / PAL line rate ( 6x 2.5 MHz ).