在乒乓球比赛中，发球擦网时常发生。根据规则，擦网重发。但是这样一来，不仅中断比赛，破坏了比赛的节奏，还影响比赛的观赏性。因此，笔者认为，发球擦网应判为有效，其理由如下： 一、规则规定比赛进行中的擦网球为有效，而发球的瞬间已进入比赛状态，所以，发球擦网同样应 In ping pong competitions, serve wipes often happen. According to the rules, wipe network retransmission. However, this way, not only interrupted the game, undermining the pace of the game, but also affect the viewing of the game. Therefore, the author believes that the serve ball net is adjudged to be valid for the following reasons: First, the rules require that the tennis racket during the race is effective, and serve the moment has entered the race state, so serve the net should be the same