单词B.F.的英汉翻译


B.F.


    1 Bachelor of Finance 2 Bachelor of Forestry







单词B.F.的英汉对照例句


穿越薄样本的电子被带到目标透镜背面焦点平面的一个焦点,这个透镜,象所有的电子透镜一样,充当了聚焦透镜的作用,因此,构造了在这个背面焦点平面的衍射模式。
Electrons which pass through the thin specimen are brought to a focus in the back focal plane of the objective lens this lens like all electromagnetic lenses acts as a converging lens and thus forms a diffraction pattern in this b.f.plane.

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