人来人往的图片馆，外墙是用钛铸成的，沃尔玛顶上是花岗岩。
Cerritos's busy library is covered with titanium; its Wal-Mart is clad in granite.
利用扫描电镜（SEM）拍摄得到昌江花岗岩的大量细观结构图片，利用数字图像技术对图片进行处理，提取微裂纹的细观几何信息。
The mesostructural images of marble are processed by regional growing theory based on image processing technique. The meso-damage information of granite microcracks are obtained from SEM images.
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