“素图”怎么读？

焊钢炭素图层管状框架包装外表有粉状图层 、 瓷釉土层或环氧涂层.Carbon Steel casings can be powder coated, or being painted with an Enamel or Epoxy Paint.手册像素图头文件完整的源代码可以直接使用.PPM Pixel Map Header File integrity of the source code can be used directly....

“素图”的英语可以翻译为：sketch map，black and white map ...