研究结果表明，增补的时相，交叉步腾空时间、双支撑持续时间与标枪成绩的关联度较高。

The result proved that the time supplemented, the jumping time of cross steps, sustaining time of double support was highly related to the final results.

youdao

车架阳极氧化，软座垫，靠背可折翻，6“前轮，20”后轮，双支撑，带后手刹，附安全带。

Aluminum anodic oxidation frame, soft cushion, foldable backrest, 6front caster and 20 'rear wheel, double brace, with handle brake, with safety belt.

youdao

车架阳极氧化，小轮轴采用双轴承，带减震橡胶，较座，8“前轮，24”后轮，双支撑，附安全带。

Aluminum oxidation frame, soft cushion, 8 "front caster and 24" rear wheel, double brace, whit safety belt.

youdao