志号T1《体操运动》邮票1973年3月8日发行,邮票票幅30x40mm,齿孔P11.5x11,影写版,北京邮票厂印制。该套邮票可能是制版太细腻,其立体动态非常强,精湛的工艺增加了造假的仿制难度,而假邮票采用仿影写凹版,因无专用凹印机的定位装置,经用普通印刷机多色套印后的网点无动感,该套假票基本上是用胶版作伪印制,曾发现过有个别是采用一 Number T1 “gymnastics” stamp March 8, 1973 issue, stamp ticket 30x40mm, perforation P11.5x11, video version, Beijing stamp factory printing. The set of stamps may be too delicate plate making, the three-dimensional dynamic is very strong, exquisite craft increased counterfeiting imitation difficulty, and fake stamps using gravure write gravure, because there is no dedicated gravure printing machine positioning device, the use of ordinary printing presses and more Color overlay dot no movement, the set of fake tickets is basically for the fake printing offset, there have been found to have adopted a