本实用新型涉及一种改进的、经股骨大转子螺栓固定的直柄式人工髋关节。
The utility model relates to an improved straight handle type artificial hip joint fixed by the screw bolt of a femur big rotor.
本实用新型涉及一种可速换锯片的锯,包括有锯柄、锯片、螺栓和手柄。
The utility model relates to a saw capable with quick replacement of a saw blade, which comprises a saw handle, a saw blade, a screw bolt and a handle.
本实用新型涉及一种可速换锯片的锯,包括有锯柄、锯片、螺栓和手柄。
The utility model relates to a saw capable with quick replacement of a saw blade, which comprises a saw handle, a saw blade, a screw bolt and a handle.
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