能源
顯示單一結果
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大型太陽爐 Large Solar Oven
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太陽能風車模型 風力發電機模型 Solar Powered Wind turbine Assembled Model Windmill Model
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太陽能光伏風力互補發電路燈模型 Solar & Wind turbine Powered Solar and Wind Hybrid Generation System Road Lamp Model
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光壓風車
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太陽能電池演示器（動力，聲音，光）
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5V 1.2A太陽能電池板USB充電套裝
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手搖發電機USB模型
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中海油981深水半潛式鑽井平台模型 1:700 COSL HYSY981 model
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中海洋興旺號深水半潛式鑽井平台模型 1:700 COSL Prospector model
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油井抽油機模型 1:6 Oil pumping machine model
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油井抽油機電動模型 1:6 Oil pumping machine Electric model
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