英德
有道
百度
谷歌
图片
维基
百科
开形 [kāi xíng]
open form
- 毛茛是一种野生植物，开杯形黄色花。
The buttercup is a wild plant with bright yellow cup-shaped flowers. - 荷花型。黑色。花朵较小，内有少数雄蕊成小花瓣。叶大薄软，下垂。花朵侧开。株形开张。生长势强。
Black, smaller flowers with some inner tiny petals from stamens, Lotus - shaped; large, thin. soft and drooping leaves, lateral flowers, spreading, vigorous. - 在对环形微带天线进行电阻加载实现天线小型化的基础上,通过对环形天线的C形开槽,实现了天线的双频带工作。
By embedding a C-shaped slot in the resistance-loaded annular-ring microstrip antenna,we design a compact dual-frequency microstrip antenna in this paper.
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