Show as a result: the runway of plastic cement and the runway of coal cinder, have a favourable wind run, countrary wind run, cloudy, plenty of audiences, noise have more obvious influence for the pedal accuracy of long jump.

• 结果表明：塑胶跑道与煤渣跑道，顺风跑，逆风跑，阴天，大量观众，噪音对跳远踏板准确性都具有较明显的影响。