Aimed at the difficulty in calculating an electrically large size antenna by using MOM, a far zone approximate method based on MOM (MOM-FZ) was presented for calculating radar antenna pattern.
针对运用矩量法计算电大尺寸天线时遇到的严重困难，提出一种基于矩量法的计算天线远场的远区近似(MOM - FZ)方法。
It is introduced a puller applied to purification of rare earth (RE) material, according to the float zone (FZ) technics of crystal growing, interprets main structure and characteristic of the puller.
介绍了一种用于稀土金属提纯的单晶炉，根据区熔法提纯单晶的特殊工艺要求，分析了其主要结构及特点。
The paper designs and analyzes the compound control principle of the AC servo system. To against the shortage of the common FZ-PID controller, a complex controller with fuzzy switch is proposed.
设计与分析了交流伺服系统FZ - PID的复合控制原理，针对阀值切换所存在的缺陷提出了一种基于模糊规则切换的复合控制器。
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