速度大于BC段的平均速度
时间等于BC段所用的时间
开始计时,则计算出的速度偏大
间,应保持鞋面较高的坡度
{#{QQABIQYAogCAAABAAAhCAQWACAGQkBCCAaoOgEAUIAIAQQNABCA=}#}
{#{QQABIQYAogCAAABAAAhCAQWACAGQkBCCAaoOgEAUIAIAQQNABCA=}#}
“探究
{#{QQABIQYAogCAAABAAAhCAQWACAGQkBCCAaoOgEAUIAIAQQNABCA=}#}
,观众
潘展乐
{#{QQABIQYAogCAAABAAAhCAQWACAGQkBCCAaoOgEAUIAIAQQNABCA=}#}
填“运动”
{#{QQABIQYAogCAAABAAAhCAQWACAGQkBCCAaoOgEAUIAIAQQNABCA=}#}
{#{QQABIQYAogCAAABAAAhCAQWACAGQkBCCAaoOgEAUIAIAQQNABCA=}#}
(填物
{#{QQABIQYAogCAAABAAAhCAQWACAGQkBCCAaoOgEAUIAIAQQNABCA=}#}
{#{QQABIQYAogCAAABAAAhCAQWACAGQkBCCAaoOgEAUIAIAQQNABCA=}#}
略
(6)不变
直
{#{QQABIQYAogCAAABAAAhCAQWACAGQkBCCAaoOgEAUIAIAQQNABCA=}#}