英语词汇beam expansion怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

短语

1
The front of the beam expansion system is also provided with a dust proof mirror.
在其扩束系统前面还设有一个防尘镜。
2
The beam expansion method is suited to approximate the weakly truncated beams in the far field.
光束模式展开法可用于近似计算远场的弱截断光束。
3
With applications to a three-span continuous beam bridge, the comparative of some methods of mode shape expansion and updating is researched.
针对某三跨连续梁桥，对几种振型扩展与修正的方法进行了比较研究。

单词	beam expansion
释义	beam expansion 简明释义光束膨胀：指光束在传播过程中，其横截面尺寸的变化现象。网络释义短语 1 gaussian beam expansion 高斯束展开法 2 expansion beam 伸缩梁 ; 光束扩展 3 beam mode expansion 光束模式展开法双语例句 1 The front of the beam expansion system is also provided with a dust proof mirror. 在其扩束系统前面还设有一个防尘镜。 2 The beam expansion method is suited to approximate the weakly truncated beams in the far field. 光束模式展开法可用于近似计算远场的弱截断光束。 3 With applications to a three-span continuous beam bridge, the comparative of some methods of mode shape expansion and updating is researched. 针对某三跨连续梁桥，对几种振型扩展与修正的方法进行了比较研究。
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