border contrast

• 边界衬度,临界对比

border contrast的用法和样例：

例句

1. By using the Monte Carlo method, we simulate the backscattering coefficient and the thickness contrast of low loss energy and coaxial backscattered electrons in thin film targets.
   摘要用蒙特卡罗方法模拟计算了薄样品中的高能同轴背散射电子的背散射率和厚度衬度。