... switch开关 switchplate转车板 switchunit开关装置 ...
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... 敷料钳,敷料镊 dressing clamp 拔料板 switch plate; switchplate 剥料板 stripper plate; suppor plate ...
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Mr. Cassagnes, an electrical technician, came upon the Etch A Sketch idea in the late 1950s when he peeled a translucent decal from a light switchplate and found pencil-mark images transferred to the opposite face, the Toy Industry Association said.
WSJ: Etch A Sketch Inventor Dies at 86
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