“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	command and data acquire station of meteorological satellite command and service module commandant commandant-escort commandant of cavalry commandant of cavalry by grace commandant of fleet-as-clouds cavalry command assistant decision command center of search and rescue command code command & communication shelter for civil air defence command,control and communication system command,control and communication system for nuclear weapon command descriptor block command dispatching system for space mission command economy commander-based military organization system commander-general commander in charge system Commander in chief commander-in-chief commander-in-chief in ancient China Commander-in-chief of the capital city and its environs commander-in-chief of the Chahar Region commander-in-chief, supervisor-in-chief or eunuch commissioner

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