shock cord 减震索 ; 减震绳
hand shock cord 滑翔机手拉弹索升空法
hand shock cord glider launching 滑翔机手拉弹索升空法
rubber shock cord 橡皮减震绳
Elastic shock cord on front 弹性背带
shock cord takeoff 橡筋绳牵引起飞
autogiro landing shock cord 自转旋翼机着陆减震绳
shock cord glider launching 橡筋绳牵引起飞
spinal cord shock 脊髓休克
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