杨凌和牛志远都是世界冠军。在射击界,人们每当提起这两个名字,往往要和另一个名字——沈建东联系起来。沈建东是北京市射击运动学校移动靶项目的教练,也是国家射击集训队这个项目的教练。他为杨凌、牛志远成为世界冠军花费了很多心血。子弹是射击的要素,无论在分量上还是在直径上,毫厘之差对子弹飞行的轨迹都有影响,都可能给夺冠带来灾难性的影响。虽然它只有两克多重,虽然进口的气枪子弹在重量、直径方面的公差比较精密,但是,在沈建东眼里,它们还是有大有小,有轻有重,必须精中取精。为此,他把精选比赛用弹这项不一定都由教练来做的“传统项目”包揽下来。在国家射击集训队办公室里,沈建东正在办公桌前俯首屏气用天平称气枪子弹。这架电子天平极为精密, Yangling and Niu Zhiyuan are world champions. In the shooting world, whenever people bring these two names, often with another name - Shen Jiandong linked. Shen Jiandong is a Beijing Shooting Sports School moving target project coach, but also the national shooting squad this project coach. He spent a lot of effort for Yangling, Niu Zhiyuan become world champion. Bullets are shooting elements, both in terms of component and diameter, the difference between the minimum impact on the trajectory of the bullet flight, may have a disastrous impact on the win. Although it weighs only two grams, although imported air-gun bullets have relatively tight tolerances in terms of weight and diameter, in Shen Jiandong’s eyes, they are still small, light and heavy, and must be refined and refined. To this end, he took the selection contest with a “traditional project” that does not have to be done by a coach. In the national shooting squad office, Shen Jian-dong was bowing at his desk and said with a balance that airsoft bullets. This electronic balance is very sophisticated,