单词：light field
light field的用法和样例：
例句
- A well-defined array of stable fringes results and the field is spatially coherent.结果得到一组完全确定的稳定条纹，而光场是空间相干的。
- The Bloch equations for semiconductor intersubband driven by a optical field are derived.推导了外加光场作用下的半导体子带间布洛赫方程，并研究了量子阱子带间光吸收特性。
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