“mode field diameter”的概念、定义、翻译、参考文献-科学参考

单词	mode field diameter
释义	mode field diameter Encyclopedia 工学单模光纤模场直径测量释 mode field diameter单模光纤模场直径测量光在光纤中传播，实际上能量传输并不像几何光学中那样描述集中在纤芯中，而是部分能量在包层中传输。因此纤芯直径不能反映光纤中的能量分布，于是提出了有效面积的模场直径概念。模场直径（MFD）用来表征在单模光纤的纤芯区域基模光的分布状态。
随便看	electromagnetic environment of electric traction system electromagnetic environment of power facilities electromagnetic environment of radio and television transmitting stations electromagnetic equation electromagnetic equilibrium electromagnetic extraction electromagnetic field Electromagnetic field invariant electromagnetic field of moving charged particle electromagnetic field tensor electromagnetic flowmeter /magnetic inductance flowmeter electromagnetic focusing electromagnetic force electromagnetic form factor electromagnetic forming electromagnetic gauge invariance electromagnetic gradient receiver electromagnetic gun electromagnetic high-gradient magnetic filter electromagnetic horizontal ring high-intensity magnetic separator electromagnetic-hydro-mechanical coupling electromagnetic immunity electromagnetic induced roller high-intensity magnetic separator electromagnetic induction electromagnetic induction logging

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