地平面 fround level; ground horizon; ground level; ground line; ground plane; ground-piston; groundlevel; horizon plain; horizon plane; horizontal circle; horizontal plane 蝶平面 planum sphenoidale .
基于2个网页-相关网页
Cam-ground piston 椭圆形活塞 ; 卵形活塞
ground piston 椭圆形活塞
cam ground piston 偏磨活塞
ground drive motor control piston 地面驱动马达控制活塞
ground-testing-piston 地面试验装置
ground testing-piston 地面试车台
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