爆笑的偷情趣聞
3D printing - Wikipedia, the free encyclopedia偷情趣事一:有一對中年夫婦,育有二個非常美麗的女兒,但是他們一直嚮往著生個兒子。他們終於決定做最後的嘗試,經過幾個月的努力,皇天不負苦心人,這位太太懷孕了,九個月之後,生下了一個健康的小男孩。這位快樂的爸爸衝到育嬰室要去看他新生的兒子,卻被他所看到的嚇壞了,他的兒子竟然是他生平所見最醜的嬰兒。他跑去3D printing (or additive manufacturing, AM) is any of various processes used to make a three-dimensional object.[1] In 3D printing, additive processes are used, in which successive layers of material are laid down under computer control.[2] These objects ...
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