50米跑是50米快速跑的全程跑,它包括起跑、起跑后的加速跑、途中跑和终点冲刺跑四个基本技术环节。它是发展速度、灵敏、协调及下肢力量和速度耐力很好的锻炼项目,而且能够培养学生吃苦耐劳、勇于拼搏的意志品质。2014年以前在学校低年段教材中只有30米跑,但随着近年来我国小学生身体素质下降和新课程改革的需要,将50米跑确定为国家体 The 50-meter run is a full run of 50-meter fast running, which includes four basic technical aspects of starting and running after the acceleration run, running on the run and the final sprint running. It is the development of speed, sensitivity, coordination and lower extremity strength and speed endurance good exercise program, but also to cultivate students hard-working, courageous and hard-working will of quality. Before 2014, there was only 30 meters running in the low school textbooks, but with the fall of the physical quality of our country’s primary school students and the need of the new curriculum reform in recent years, the 50-meter run was identified as the national body