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方形按钮
圆形指示灯
圆形钥匙钮
圆形选择钮
圆形按钮
方形指示灯
方形钥匙
方形选择
圆形不带灯按钮
钥匙开关
选择钮
小蘑菇头急停开关
小蘑菇头带灯急停开关
平面金属按钮
平面带灯按钮
环面带灯按钮
带灯选择钮
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