小學生的機械運作大發現:飛機如何飛?地道怎麼挖?如何採收作物?從腳踏車、挖土機到飛機的運作原理大解密!
2022/11/24
Language
Traditional Chinese
File format
EPUB fixed layout (51MB), fit in large screen and Pubook
Pages
43
ISBN
9786263490826
DRM
NT$154
Explanation
Series
童心園