electron concentration的用法和样例：
例句
- The electron dense deposits by electron microscopy at high magnification are seen here.
图示电子显微镜高倍视野下的高电子密度沉积物。 - The ability of the ionosphere to reflect these waves is dependent upon normal variations in the electron density at different levels.
电离层反射电波的能力取决于不同高度上电子密度的正常差别。
