美国宇航局宣称，所有迹象表明(削磨)工具正在工作。
无气孔和沙眼，焊接后可直接进行削磨，抛光加工及皮皱处理。
No bubble and trachoma produced, directly grinding, polishing and wrinkle treatment after welding.
方法利用截骨术，削磨术对下颌骨角、体、颏区畸形进行矫治。
Methods The orthopedics of deformity of lower mandible was performed with osteotomy.
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