与"ball-bearing arm support"相近的词条

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• ball-and-socket articulation
• ball and socket joint、ball-and-socket joint
• ball-and-socket truss
• ball-and-stick model
• ball bearing、ball-bearing
• ball-bearing arm support
• ball-bearing forearm orthosis
• ball-bearing forearm orthosis(BFO)
• ball bearing rotating stage
• ball boy
• ball burnisher
• ball-cage mechanical prosthetic valve
• ball-cage prosthesis
• ball-catching view
• ball clay
• ball cock

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