在当今排球比赛中拦网的重要性几乎与进攻相同。一个队只有高水平的进攻，而没有高水平的拦网，就不是一个强队，只有攻拦水平都很高的队才能称雄于世界。就我国的拦网水平来讲，从近年来世界大赛中的统计看，与世界强队相比还有一定差距。要想提高我国的拦网水平就必须改革我 Blocking in today’s volleyball matches is almost as important as the offensive. A team with only a high level of aggression, without a high level of blocking, is not a strong team, and only those with a high level of aggression can dominate the world. As far as the blockade level of our country is concerned, statistics from world competitions in recent years show that there is still a certain gap compared with the world’s top teams. If we want to improve our blockade level, we must reform me