次极量踏车运动试验
secondary bicycle ergometer test
踏车运动试验
bicycle ergometer exercise test
踏车运动试验装置
exercise stress test system
踏车运动
Bicycle ergometer exercise
sitting ergometry
活动平板运动测试仪
active flatbed motion tester
头部自由运动测试
Free Motion Headform test
车运车
vehicle transporta-tion car