discharge of staring ski jump
ski
滑雪
滑
水橇
雪板
橇
在...上滑雪
皮肤
斯基
滑雪橇
滑雪板
滑橇
credit card touching ground technique
0 cm ground temperature
3D ground laser scanning
3D initial ground stress measurement
3D layered ground model
3D stratum ground surface
3W stator ground protection