这是ＭＡＹＡ的双面贴图．主要是用那两个节点来做的．可能在视窗内看不到，但是渲染后就可以看到了．

[em12][upload=jpg]UploadFile/2006-9/200691210345328307.jpg[/upload]
[upload=jpg]UploadFile/2006-9/200691210345320849.jpg[/upload]
[upload=jpg]UploadFile/2006-9/200691210345385417.jpg[/upload]
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[upload=jpg]UploadFile/2006-9/200691210345371212.jpg[/upload]
[upload=jpg]UploadFile/2006-9/200691210345395245.jpg[/upload]
[upload=jpg]UploadFile/2006-9/200691210345317537.jpg[/upload]