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斜三通管塑料注塑模结构与设计_机械_毕业设计论文网 关键词：斜三通，工艺规程，AutoCAD，国家标准 [gap=1739]Keyword:A cover, the craft rules distance, AutoCAD, national standard
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利用等效相位中心原理建立了天线斜置情况下三通道运动目标回波信号模型，给出了天线倾斜角对动目标检测、最小可检测速度和盲速的影响。
The echo model of moving target is established based on three channels with the slant-placed antennae in terms of the equivalent phase center principle.
其特征在于打孔器为三通联接件，其两口平行向上，一口向下并做成斜口；
The perforator is a three-way connecting piece, two openings of the perforator are upwards parallel, and one opening is downward and is made into an oblique opening.
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