南极熊导读：使用一个看起来不错但切片软件无法处理的STL文件是一件令人十分苦恼的事情。当3D模型未能成功转化为实体或者可打印的对象时，就会发生这种情况。用技术术语来说，模型可能不是“watertight”（切片器无法计算出实体形状）或可能不是“manifold ...

3D printing is something that most technology and art enthusiasts are interested in, but everyday people don’t need it. This is the widespread notion everyone has about 3D printing these days, but ...