管道潛望鏡 (平面鏡反射)

管道潛望鏡 (平面鏡反射)

SKU: K002

$35.00

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SKU: K002 Category: 光和影

完成品尺寸：28*2.5*2.9CM

材質：ABS

描述

描述

原理：光線的傳播和平面鏡成像原理，平面鏡反光的性質

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